Home / 13,951,155.62-20,927,130.88-3,853,777.70

Finding the Fourth Proportional to 13,951,155.62, 20,927,130.88 and 3,853,777.70

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Solution

The fourth proportional to 13,951,155.62, 20,927,130.88 and 3,853,777.70 is: 5,780,776.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951,155.62 : 20,927,130.88 = 3,853,777.70 : x
  2. Step 2: Convert to fraction form
    13,951,155.62/20,927,130.88 = 3,853,777.70/x
  3. Step 3: Cross multiply
    13,951,155.62x = 20,927,130.88 × 3,853,777.70
  4. Step 4: Simplify right side
    13,951,155.62x = 80,648,510,310,325.38
  5. Step 5: Solve for x
    x = 80,648,510,310,325.38/13,951,155.62
  6. Step 6: Final answer
    x = 5,780,776.34

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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.