Finding the Fourth Proportional to 14,816,190.24, 20,445,380.64 and 8,288,691.84
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Solution
The fourth proportional to 14,816,190.24, 20,445,380.64 and 8,288,691.84 is: 11,437,856.62
Step by Step Solution
- Step 1: Write the proportion equation
14,816,190.24 : 20,445,380.64 = 8,288,691.84 : x - Step 2: Convert to fraction form
14,816,190.24/20,445,380.64 = 8,288,691.84/x - Step 3: Cross multiply
14,816,190.24x = 20,445,380.64 × 8,288,691.84 - Step 4: Simplify right side
14,816,190.24x = 169,465,459,676,461.97 - Step 5: Solve for x
x = 169,465,459,676,461.97/14,816,190.24 - Step 6: Final answer
x = 11,437,856.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.