Home / 48,122,481.20-72,183,721.80-36,785,073.20

Finding the Fourth Proportional to 48,122,481.20, 72,183,721.80 and 36,785,073.20

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Solution

The fourth proportional to 48,122,481.20, 72,183,721.80 and 36,785,073.20 is: 55,177,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122,481.20 : 72,183,721.80 = 36,785,073.20 : x
  2. Step 2: Convert to fraction form
    48,122,481.20/72,183,721.80 = 36,785,073.20/x
  3. Step 3: Cross multiply
    48,122,481.20x = 72,183,721.80 × 36,785,073.20
  4. Step 4: Simplify right side
    48,122,481.20x = 2,655,283,490,261,436
  5. Step 5: Solve for x
    x = 2,655,283,490,261,436/48,122,481.20
  6. Step 6: Final answer
    x = 55,177,609.80

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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.