Home / 10,932,470.60-16,398,705.90-8,381,553.80

Finding the Fourth Proportional to 10,932,470.60, 16,398,705.90 and 8,381,553.80

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Solution

The fourth proportional to 10,932,470.60, 16,398,705.90 and 8,381,553.80 is: 12,572,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932,470.60 : 16,398,705.90 = 8,381,553.80 : x
  2. Step 2: Convert to fraction form
    10,932,470.60/16,398,705.90 = 8,381,553.80/x
  3. Step 3: Cross multiply
    10,932,470.60x = 16,398,705.90 × 8,381,553.80
  4. Step 4: Simplify right side
    10,932,470.60x = 137,446,635,751,227.42
  5. Step 5: Solve for x
    x = 137,446,635,751,227.42/10,932,470.60
  6. Step 6: Final answer
    x = 12,572,330.70

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1.5x scale

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.