Home / 48,290,785.20-72,436,177.80-15,947,679.60

Finding the Fourth Proportional to 48,290,785.20, 72,436,177.80 and 15,947,679.60

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Solution

The fourth proportional to 48,290,785.20, 72,436,177.80 and 15,947,679.60 is: 23,921,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,290,785.20 : 72,436,177.80 = 15,947,679.60 : x
  2. Step 2: Convert to fraction form
    48,290,785.20/72,436,177.80 = 15,947,679.60/x
  3. Step 3: Cross multiply
    48,290,785.20x = 72,436,177.80 × 15,947,679.60
  4. Step 4: Simplify right side
    48,290,785.20x = 1,155,188,955,003,032.75
  5. Step 5: Solve for x
    x = 1,155,188,955,003,032.75/48,290,785.20
  6. Step 6: Final answer
    x = 23,921,519.40

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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.