Finding the Fourth Proportional to 7,747,929.06, 11,618,302.26 and 2,888,930.92
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Solution
The fourth proportional to 7,747,929.06, 11,618,302.26 and 2,888,930.92 is: 4,332,057.30
Step by Step Solution
- Step 1: Write the proportion equation
7,747,929.06 : 11,618,302.26 = 2,888,930.92 : x - Step 2: Convert to fraction form
7,747,929.06/11,618,302.26 = 2,888,930.92/x - Step 3: Cross multiply
7,747,929.06x = 11,618,302.26 × 2,888,930.92 - Step 4: Simplify right side
7,747,929.06x = 33,564,472,636,819.88 - Step 5: Solve for x
x = 33,564,472,636,819.88/7,747,929.06 - Step 6: Final answer
x = 4,332,057.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.