Home / 54,641,729.60-81,856,306.20-33,012,080.90

Finding the Fourth Proportional to 54,641,729.60, 81,856,306.20 and 33,012,080.90

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Solution

The fourth proportional to 54,641,729.60, 81,856,306.20 and 33,012,080.90 is: 49,453,906.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,641,729.60 : 81,856,306.20 = 33,012,080.90 : x
  2. Step 2: Convert to fraction form
    54,641,729.60/81,856,306.20 = 33,012,080.90/x
  3. Step 3: Cross multiply
    54,641,729.60x = 81,856,306.20 × 33,012,080.90
  4. Step 4: Simplify right side
    54,641,729.60x = 2,702,247,002,449,571.50
  5. Step 5: Solve for x
    x = 2,702,247,002,449,571.50/54,641,729.60
  6. Step 6: Final answer
    x = 49,453,906.79

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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.