Home / 29,129,761.35-43,658,105.18-15,449,141.43

Finding the Fourth Proportional to 29,129,761.35, 43,658,105.18 and 15,449,141.43

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Solution

The fourth proportional to 29,129,761.35, 43,658,105.18 and 15,449,141.43 is: 23,154,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,761.35 : 43,658,105.18 = 15,449,141.43 : x
  2. Step 2: Convert to fraction form
    29,129,761.35/43,658,105.18 = 15,449,141.43/x
  3. Step 3: Cross multiply
    29,129,761.35x = 43,658,105.18 × 15,449,141.43
  4. Step 4: Simplify right side
    29,129,761.35x = 674,480,241,414,389.88
  5. Step 5: Solve for x
    x = 674,480,241,414,389.88/29,129,761.35
  6. Step 6: Final answer
    x = 23,154,334.61

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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.