The perimeter of a rectangular piece of land is 28 meters, and the ratio of its length to width is 4:3. What is the area of this piece of land in m**2?
一块长方形地的周长是28米，它的长与宽的比是4：3，这块地的面积是多少m**2．
<gadget id="calculator">28 / 2</gadget>
<output>14</output>

<gadget id="calculator">3 + 4</gadget>
<output>7</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">14 * (4/7)</gadget>
<output>8</output>

<gadget id="calculator">14 - 8</gadget>
<output>6</output>

<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<result>48</result>