The volume ratio of a cylinder to the cone is 1:2, the area ratio of the bottom is 3:4, and the height of the cylinder is 6 cm. What is the height of the cone in cm?
一个圆柱与圆锥的体积比是1：2，底面积比是3：4，圆柱的高是6厘米，求圆锥的高是多少厘米？
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">6 / (2/9)</gadget>
<output>27</output>

<result>27</result>