Finding the Fourth Proportional to 16,618,232.30, 24,924,756.45 and 5,261,470.70
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Solution
The fourth proportional to 16,618,232.30, 24,924,756.45 and 5,261,470.70 is: 7,891,385.40
Step by Step Solution
- Step 1: Write the proportion equation
16,618,232.30 : 24,924,756.45 = 5,261,470.70 : x - Step 2: Convert to fraction form
16,618,232.30/24,924,756.45 = 5,261,470.70/x - Step 3: Cross multiply
16,618,232.30x = 24,924,756.45 × 5,261,470.70 - Step 4: Simplify right side
16,618,232.30x = 131,140,875,766,311.02 - Step 5: Solve for x
x = 131,140,875,766,311.02/16,618,232.30 - Step 6: Final answer
x = 7,891,385.40
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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.