Home / 40,334,598.85-60,469,077.17-12,654,286.90

Finding the Fourth Proportional to 40,334,598.85, 60,469,077.17 and 12,654,286.90

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Solution

The fourth proportional to 40,334,598.85, 60,469,077.17 and 12,654,286.90 is: 18,971,133.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,334,598.85 : 60,469,077.17 = 12,654,286.90 : x
  2. Step 2: Convert to fraction form
    40,334,598.85/60,469,077.17 = 12,654,286.90/x
  3. Step 3: Cross multiply
    40,334,598.85x = 60,469,077.17 × 12,654,286.90
  4. Step 4: Simplify right side
    40,334,598.85x = 765,193,051,087,420.12
  5. Step 5: Solve for x
    x = 765,193,051,087,420.12/40,334,598.85
  6. Step 6: Final answer
    x = 18,971,133.29

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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.