Finding the Fourth Proportional to 16,128,502.20, 24,192,753.30 and 14,840,796.60
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Solution
The fourth proportional to 16,128,502.20, 24,192,753.30 and 14,840,796.60 is: 22,261,194.90
Step by Step Solution
- Step 1: Write the proportion equation
16,128,502.20 : 24,192,753.30 = 14,840,796.60 : x - Step 2: Convert to fraction form
16,128,502.20/24,192,753.30 = 14,840,796.60/x - Step 3: Cross multiply
16,128,502.20x = 24,192,753.30 × 14,840,796.60 - Step 4: Simplify right side
16,128,502.20x = 359,039,730,919,278.81 - Step 5: Solve for x
x = 359,039,730,919,278.81/16,128,502.20 - Step 6: Final answer
x = 22,261,194.90
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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.