There is a conical grain pile in the threshing ground, the circumference of the bottom surface is 18.84 meters, and the height is 4 meters. Put this pile of millet in a cuboid grain storage with a length of 6 meters and a width of 5 meters. How high can it be placed?
打谷场有一个圆锥形谷堆，底面周长为18.84米，高4米．把这堆谷子放到长6米宽5米的长方体粮囤中，可以放多高？
<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</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3.14 * 9 * 4 * (1/3)</gadget>
<output>37.68</output>

<gadget id="calculator">6 * 5</gadget>
<output>30</output>

<gadget id="calculator">37.68 / 30</gadget>
<output>1.256</output>

<result>1.256</result>