Home / 8,711,944.71-12,034,777.71-6,981,111.89

Finding the Fourth Proportional to 8,711,944.71, 12,034,777.71 and 6,981,111.89

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Solution

The fourth proportional to 8,711,944.71, 12,034,777.71 and 6,981,111.89 is: 9,643,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,944.71 : 12,034,777.71 = 6,981,111.89 : x
  2. Step 2: Convert to fraction form
    8,711,944.71/12,034,777.71 = 6,981,111.89/x
  3. Step 3: Cross multiply
    8,711,944.71x = 12,034,777.71 × 6,981,111.89
  4. Step 4: Simplify right side
    8,711,944.71x = 84,016,129,764,787.97
  5. Step 5: Solve for x
    x = 84,016,129,764,787.97/8,711,944.71
  6. Step 6: Final answer
    x = 9,643,785.92

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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.