A conical container with a base radius of 4 cm and a height of 9 cm is filled with water. If the water is poured into a cylindrical container with a bottom area of 12.56 square centimeters, what is the height of the water?
一个圆锥形容器，底面半径4厘米，高9厘米，容器装满水．如果把这些水倒入底面积是12.56平方厘米的圆柱形容器中，水的高度是多少？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">(1/3) * 3.14 * 16 * 9</gadget>
<output>150.72</output>

<gadget id="calculator">150.72 / 12.56</gadget>
<output>12</output>

<result>12</result>