Finding the Fourth Proportional to 5,680,251.10, 8,520,376.65 and 3,282,861.70
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Solution
The fourth proportional to 5,680,251.10, 8,520,376.65 and 3,282,861.70 is: 4,924,292.55
Step by Step Solution
- Step 1: Write the proportion equation
5,680,251.10 : 8,520,376.65 = 3,282,861.70 : x - Step 2: Convert to fraction form
5,680,251.10/8,520,376.65 = 3,282,861.70/x - Step 3: Cross multiply
5,680,251.10x = 8,520,376.65 × 3,282,861.70 - Step 4: Simplify right side
5,680,251.10x = 27,971,218,173,859.31 - Step 5: Solve for x
x = 27,971,218,173,859.31/5,680,251.10 - Step 6: Final answer
x = 4,924,292.55
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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.