Finding the Fourth Proportional to 5,381,462.70, 8,068,176.45 and 3,251,097.90
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Solution
The fourth proportional to 5,381,462.70, 8,068,176.45 and 3,251,097.90 is: 4,874,219.70
Step by Step Solution
- Step 1: Write the proportion equation
5,381,462.70 : 8,068,176.45 = 3,251,097.90 : x - Step 2: Convert to fraction form
5,381,462.70/8,068,176.45 = 3,251,097.90/x - Step 3: Cross multiply
5,381,462.70x = 8,068,176.45 × 3,251,097.90 - Step 4: Simplify right side
5,381,462.70x = 26,230,431,513,424.45 - Step 5: Solve for x
x = 26,230,431,513,424.45/5,381,462.70 - Step 6: Final answer
x = 4,874,219.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.