Finding the Fourth Proportional to 7,192,691.73, 10,781,501.97 and 3,351,346.74
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Solution
The fourth proportional to 7,192,691.73, 10,781,501.97 and 3,351,346.74 is: 5,023,508.98
Step by Step Solution
- Step 1: Write the proportion equation
7,192,691.73 : 10,781,501.97 = 3,351,346.74 : x - Step 2: Convert to fraction form
7,192,691.73/10,781,501.97 = 3,351,346.74/x - Step 3: Cross multiply
7,192,691.73x = 10,781,501.97 × 3,351,346.74 - Step 4: Simplify right side
7,192,691.73x = 36,132,551,479,463.09 - Step 5: Solve for x
x = 36,132,551,479,463.09/7,192,691.73 - Step 6: Final answer
x = 5,023,508.98
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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.