Home / 90,002,003.11-135,002,020.52-21,844,694.86

Finding the Fourth Proportional to 90,002,003.11, 135,002,020.52 and 21,844,694.86

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Solution

The fourth proportional to 90,002,003.11, 135,002,020.52 and 21,844,694.86 is: 32,766,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,002,003.11 : 135,002,020.52 = 21,844,694.86 : x
  2. Step 2: Convert to fraction form
    90,002,003.11/135,002,020.52 = 21,844,694.86/x
  3. Step 3: Cross multiply
    90,002,003.11x = 135,002,020.52 × 21,844,694.86
  4. Step 4: Simplify right side
    90,002,003.11x = 2,949,077,943,633,634.50
  5. Step 5: Solve for x
    x = 2,949,077,943,633,634.50/90,002,003.11
  6. Step 6: Final answer
    x = 32,766,803.42

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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.