Home / 13,951,156.62-20,927,132.38-3,853,778.70

Finding the Fourth Proportional to 13,951,156.62, 20,927,132.38 and 3,853,778.70

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Solution

The fourth proportional to 13,951,156.62, 20,927,132.38 and 3,853,778.70 is: 5,780,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951,156.62 : 20,927,132.38 = 3,853,778.70 : x
  2. Step 2: Convert to fraction form
    13,951,156.62/20,927,132.38 = 3,853,778.70/x
  3. Step 3: Cross multiply
    13,951,156.62x = 20,927,132.38 × 3,853,778.70
  4. Step 4: Simplify right side
    13,951,156.62x = 80,648,537,018,124.31
  5. Step 5: Solve for x
    x = 80,648,537,018,124.31/13,951,156.62
  6. Step 6: Final answer
    x = 5,780,777.84

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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.