Home / 29,126,321.10-43,654,489.65-12,078,218.70

Finding the Fourth Proportional to 29,126,321.10, 43,654,489.65 and 12,078,218.70

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Solution

The fourth proportional to 29,126,321.10, 43,654,489.65 and 12,078,218.70 is: 18,102,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,321.10 : 43,654,489.65 = 12,078,218.70 : x
  2. Step 2: Convert to fraction form
    29,126,321.10/43,654,489.65 = 12,078,218.70/x
  3. Step 3: Cross multiply
    29,126,321.10x = 43,654,489.65 × 12,078,218.70
  4. Step 4: Simplify right side
    29,126,321.10x = 527,268,473,229,586.38
  5. Step 5: Solve for x
    x = 527,268,473,229,586.38/29,126,321.10
  6. Step 6: Final answer
    x = 18,102,817.43

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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.