Finding the Fourth Proportional to 5,029,432.20, 7,544,688.06 and 2,151,097.96
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Solution
The fourth proportional to 5,029,432.20, 7,544,688.06 and 2,151,097.96 is: 3,226,877.79
Step by Step Solution
- Step 1: Write the proportion equation
5,029,432.20 : 7,544,688.06 = 2,151,097.96 : x - Step 2: Convert to fraction form
5,029,432.20/7,544,688.06 = 2,151,097.96/x - Step 3: Cross multiply
5,029,432.20x = 7,544,688.06 × 2,151,097.96 - Step 4: Simplify right side
5,029,432.20x = 16,229,363,051,601.17 - Step 5: Solve for x
x = 16,229,363,051,601.17/5,029,432.20 - Step 6: Final answer
x = 3,226,877.79
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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.