Home / 48,291,002.20-72,436,503.30-15,947,896.60

Finding the Fourth Proportional to 48,291,002.20, 72,436,503.30 and 15,947,896.60

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Solution

The fourth proportional to 48,291,002.20, 72,436,503.30 and 15,947,896.60 is: 23,921,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,291,002.20 : 72,436,503.30 = 15,947,896.60 : x
  2. Step 2: Convert to fraction form
    48,291,002.20/72,436,503.30 = 15,947,896.60/x
  3. Step 3: Cross multiply
    48,291,002.20x = 72,436,503.30 × 15,947,896.60
  4. Step 4: Simplify right side
    48,291,002.20x = 1,155,209,864,693,958.75
  5. Step 5: Solve for x
    x = 1,155,209,864,693,958.75/48,291,002.20
  6. Step 6: Final answer
    x = 23,921,844.90

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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.