Finding the Fourth Proportional to 33,508,668.92, 46,239,238.14 and 18,823,537.40
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Solution
The fourth proportional to 33,508,668.92, 46,239,238.14 and 18,823,537.40 is: 25,974,950.86
Step by Step Solution
- Step 1: Write the proportion equation
33,508,668.92 : 46,239,238.14 = 18,823,537.40 : x - Step 2: Convert to fraction form
33,508,668.92/46,239,238.14 = 18,823,537.40/x - Step 3: Cross multiply
33,508,668.92x = 46,239,238.14 × 18,823,537.40 - Step 4: Simplify right side
33,508,668.92x = 870,386,028,475,796.38 - Step 5: Solve for x
x = 870,386,028,475,796.38/33,508,668.92 - Step 6: Final answer
x = 25,974,950.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.