Finding the Fourth Proportional to 16,239,167.70, 24,364,972.35 and 15,984,114.90
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Solution
The fourth proportional to 16,239,167.70, 24,364,972.35 and 15,984,114.90 is: 23,982,295.45
Step by Step Solution
- Step 1: Write the proportion equation
16,239,167.70 : 24,364,972.35 = 15,984,114.90 : x - Step 2: Convert to fraction form
16,239,167.70/24,364,972.35 = 15,984,114.90/x - Step 3: Cross multiply
16,239,167.70x = 24,364,972.35 × 15,984,114.90 - Step 4: Simplify right side
16,239,167.70x = 389,452,517,577,723.06 - Step 5: Solve for x
x = 389,452,517,577,723.06/16,239,167.70 - Step 6: Final answer
x = 23,982,295.45
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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.