Finding the Fourth Proportional to 54,086,225.86, 74,639,251.58 and 29,306,406.16
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Solution
The fourth proportional to 54,086,225.86, 74,639,251.58 and 29,306,406.16 is: 40,442,981.32
Step by Step Solution
- Step 1: Write the proportion equation
54,086,225.86 : 74,639,251.58 = 29,306,406.16 : x - Step 2: Convert to fraction form
54,086,225.86/74,639,251.58 = 29,306,406.16/x - Step 3: Cross multiply
54,086,225.86x = 74,639,251.58 × 29,306,406.16 - Step 4: Simplify right side
54,086,225.86x = 2,187,408,222,281,901.75 - Step 5: Solve for x
x = 2,187,408,222,281,901.75/54,086,225.86 - Step 6: Final answer
x = 40,442,981.32
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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.