There is a conical wheat pile with a bottom circumference of 18.84 meters and a height of 1.5 meters. Put all the wheat into a cylindrical grain storehouse with a bottom diameter of 3 meters. As a result, the top wheat is still 0.5 meters away from the mouth of the storehouse. Seek the height of this grain stockpile.
有一个圆锥形的小麦堆，底面周长是18.84米，高1.5米，把这些小麦全部装入一个底面直径是3米的圆柱粮囤，结果最上面的小麦离囤口还有0.5米．求这个粮囤的高．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">(1/3) * 3.14 * 9 * 1.5</gadget>
<output>14.13</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(3/2) ** 2</gadget>
<output>9/4 = around 2.25</output>

<gadget id="calculator">3.14 * (9/4)</gadget>
<output>7.065</output>

<gadget id="calculator">14.13 / 7.065</gadget>
<output>2</output>

<gadget id="calculator">2 + 0.5</gadget>
<output>2.5</output>

<result>2.5</result>