Finding the Fourth Proportional to 7,553,350.92, 10,423,625.77 and 4,115,591.95
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Solution
The fourth proportional to 7,553,350.92, 10,423,625.77 and 4,115,591.95 is: 5,679,517.71
Step by Step Solution
- Step 1: Write the proportion equation
7,553,350.92 : 10,423,625.77 = 4,115,591.95 : x - Step 2: Convert to fraction form
7,553,350.92/10,423,625.77 = 4,115,591.95/x - Step 3: Cross multiply
7,553,350.92x = 10,423,625.77 × 4,115,591.95 - Step 4: Simplify right side
7,553,350.92x = 42,899,390,308,824.55 - Step 5: Solve for x
x = 42,899,390,308,824.55/7,553,350.92 - Step 6: Final answer
x = 5,679,517.71
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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.