Home / 61,204,204.20-91,806,306.30-15,765,998.70

Finding the Fourth Proportional to 61,204,204.20, 91,806,306.30 and 15,765,998.70

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Solution

The fourth proportional to 61,204,204.20, 91,806,306.30 and 15,765,998.70 is: 23,648,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,204,204.20 : 91,806,306.30 = 15,765,998.70 : x
  2. Step 2: Convert to fraction form
    61,204,204.20/91,806,306.30 = 15,765,998.70/x
  3. Step 3: Cross multiply
    61,204,204.20x = 91,806,306.30 × 15,765,998.70
  4. Step 4: Simplify right side
    61,204,204.20x = 1,447,418,105,777,601.75
  5. Step 5: Solve for x
    x = 1,447,418,105,777,601.75/61,204,204.20
  6. Step 6: Final answer
    x = 23,648,998.05

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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.