Home / 18,691,885-25,794,801.30-10,107,181

Finding the Fourth Proportional to 18,691,885, 25,794,801.30 and 10,107,181

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Solution

The fourth proportional to 18,691,885, 25,794,801.30 and 10,107,181 is: 13,947,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,691,885 : 25,794,801.30 = 10,107,181 : x
  2. Step 2: Convert to fraction form
    18,691,885/25,794,801.30 = 10,107,181/x
  3. Step 3: Cross multiply
    18,691,885x = 25,794,801.30 × 10,107,181
  4. Step 4: Simplify right side
    18,691,885x = 260,712,725,598,135.31
  5. Step 5: Solve for x
    x = 260,712,725,598,135.31/18,691,885
  6. Step 6: Final answer
    x = 13,947,909.78

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