Home / 81,227,179.88-121,841,184.54-27,374,958.44

Finding the Fourth Proportional to 81,227,179.88, 121,841,184.54 and 27,374,958.44

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Solution

The fourth proportional to 81,227,179.88, 121,841,184.54 and 27,374,958.44 is: 41,062,577.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,227,179.88 : 121,841,184.54 = 27,374,958.44 : x
  2. Step 2: Convert to fraction form
    81,227,179.88/121,841,184.54 = 27,374,958.44/x
  3. Step 3: Cross multiply
    81,227,179.88x = 121,841,184.54 × 27,374,958.44
  4. Step 4: Simplify right side
    81,227,179.88x = 3,335,397,363,062,871
  5. Step 5: Solve for x
    x = 3,335,397,363,062,871/81,227,179.88
  6. Step 6: Final answer
    x = 41,062,577.43

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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.