Home / 8,711,724.73-12,022,471.40-4,791,646.15

Finding the Fourth Proportional to 8,711,724.73, 12,022,471.40 and 4,791,646.15

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Solution

The fourth proportional to 8,711,724.73, 12,022,471.40 and 4,791,646.15 is: 6,612,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,724.73 : 12,022,471.40 = 4,791,646.15 : x
  2. Step 2: Convert to fraction form
    8,711,724.73/12,022,471.40 = 4,791,646.15/x
  3. Step 3: Cross multiply
    8,711,724.73x = 12,022,471.40 × 4,791,646.15
  4. Step 4: Simplify right side
    8,711,724.73x = 57,607,428,790,574
  5. Step 5: Solve for x
    x = 57,607,428,790,574/8,711,724.73
  6. Step 6: Final answer
    x = 6,612,631.89

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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.