Finding the Fourth Proportional to 8,623,793.68, 12,944,662.70 and 6,351,883.42
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Solution
The fourth proportional to 8,623,793.68, 12,944,662.70 and 6,351,883.42 is: 9,534,433.62
Step by Step Solution
- Step 1: Write the proportion equation
8,623,793.68 : 12,944,662.70 = 6,351,883.42 : x - Step 2: Convert to fraction form
8,623,793.68/12,944,662.70 = 6,351,883.42/x - Step 3: Cross multiply
8,623,793.68x = 12,944,662.70 × 6,351,883.42 - Step 4: Simplify right side
8,623,793.68x = 82,222,988,381,622.42 - Step 5: Solve for x
x = 82,222,988,381,622.42/8,623,793.68 - Step 6: Final answer
x = 9,534,433.62
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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.