Home / 42,930,248.35-64,395,372.53-25,711,559.95

Finding the Fourth Proportional to 42,930,248.35, 64,395,372.53 and 25,711,559.95

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Solution

The fourth proportional to 42,930,248.35, 64,395,372.53 and 25,711,559.95 is: 38,567,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,930,248.35 : 64,395,372.53 = 25,711,559.95 : x
  2. Step 2: Convert to fraction form
    42,930,248.35/64,395,372.53 = 25,711,559.95/x
  3. Step 3: Cross multiply
    42,930,248.35x = 64,395,372.53 × 25,711,559.95
  4. Step 4: Simplify right side
    42,930,248.35x = 1,655,705,481,179,120.25
  5. Step 5: Solve for x
    x = 1,655,705,481,179,120.25/42,930,248.35
  6. Step 6: Final answer
    x = 38,567,339.93

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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.