Finding the Fourth Proportional to 8,944,013.88, 12,350,410.76 and 8,654,793.75
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Solution
The fourth proportional to 8,944,013.88, 12,350,410.76 and 8,654,793.75 is: 11,951,038.90
Step by Step Solution
- Step 1: Write the proportion equation
8,944,013.88 : 12,350,410.76 = 8,654,793.75 : x - Step 2: Convert to fraction form
8,944,013.88/12,350,410.76 = 8,654,793.75/x - Step 3: Cross multiply
8,944,013.88x = 12,350,410.76 × 8,654,793.75 - Step 4: Simplify right side
8,944,013.88x = 106,890,257,812,306.78 - Step 5: Solve for x
x = 106,890,257,812,306.78/8,944,013.88 - Step 6: Final answer
x = 11,951,038.90
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1.5x scale
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.