Home / 13,667,066.70-20,500,928.10-4,082,757.90

Finding the Fourth Proportional to 13,667,066.70, 20,500,928.10 and 4,082,757.90

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Solution

The fourth proportional to 13,667,066.70, 20,500,928.10 and 4,082,757.90 is: 6,124,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,066.70 : 20,500,928.10 = 4,082,757.90 : x
  2. Step 2: Convert to fraction form
    13,667,066.70/20,500,928.10 = 4,082,757.90/x
  3. Step 3: Cross multiply
    13,667,066.70x = 20,500,928.10 × 4,082,757.90
  4. Step 4: Simplify right side
    13,667,066.70x = 83,700,326,157,607
  5. Step 5: Solve for x
    x = 83,700,326,157,607/13,667,066.70
  6. Step 6: Final answer
    x = 6,124,234.85

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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.