Home / 27,919,856.80-41,913,902.40-15,797,753.20

Finding the Fourth Proportional to 27,919,856.80, 41,913,902.40 and 15,797,753.20

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Solution

The fourth proportional to 27,919,856.80, 41,913,902.40 and 15,797,753.20 is: 23,715,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919,856.80 : 41,913,902.40 = 15,797,753.20 : x
  2. Step 2: Convert to fraction form
    27,919,856.80/41,913,902.40 = 15,797,753.20/x
  3. Step 3: Cross multiply
    27,919,856.80x = 41,913,902.40 × 15,797,753.20
  4. Step 4: Simplify right side
    27,919,856.80x = 662,145,485,764,087.62
  5. Step 5: Solve for x
    x = 662,145,485,764,087.62/27,919,856.80
  6. Step 6: Final answer
    x = 23,715,934.16

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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.