A cylinder with a base area of 3.14 decimeters and a height of 9 decimeters is melted and cast into a cone with a base area of 18.84 decimeters. What is the height of the cone?
把一个底面积是3.14平方分米，高9分米的圆柱体铁块熔铸成一个底面积是18.84平方分米的圆锥体，圆锥的高是多少分米？
<gadget id="calculator">3 / 18.84</gadget>
<output>0.159236</output>

<gadget id="calculator">3.14 * 9 * 0.159236</gadget>
<output>4.500009</output>

<result>4.500009</result>