Home / 40,747,873.64-56,226,961.90-27,545,775.78

Finding the Fourth Proportional to 40,747,873.64, 56,226,961.90 and 27,545,775.78

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Solution

The fourth proportional to 40,747,873.64, 56,226,961.90 and 27,545,775.78 is: 38,009,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,747,873.64 : 56,226,961.90 = 27,545,775.78 : x
  2. Step 2: Convert to fraction form
    40,747,873.64/56,226,961.90 = 27,545,775.78/x
  3. Step 3: Cross multiply
    40,747,873.64x = 56,226,961.90 × 27,545,775.78
  4. Step 4: Simplify right side
    40,747,873.64x = 1,548,815,285,288,002.75
  5. Step 5: Solve for x
    x = 1,548,815,285,288,002.75/40,747,873.64
  6. Step 6: Final answer
    x = 38,009,720.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.