Finding the Fourth Proportional to 8,465,057.62, 12,694,471.87 and 2,924,183.70
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Solution
The fourth proportional to 8,465,057.62, 12,694,471.87 and 2,924,183.70 is: 4,385,199.65
Step by Step Solution
- Step 1: Write the proportion equation
8,465,057.62 : 12,694,471.87 = 2,924,183.70 : x - Step 2: Convert to fraction form
8,465,057.62/12,694,471.87 = 2,924,183.70/x - Step 3: Cross multiply
8,465,057.62x = 12,694,471.87 × 2,924,183.70 - Step 4: Simplify right side
8,465,057.62x = 37,120,967,690,626.34 - Step 5: Solve for x
x = 37,120,967,690,626.34/8,465,057.62 - Step 6: Final answer
x = 4,385,199.65
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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.