Home / 6,885,147.30-10,327,720.95-4,145,273.70

Finding the Fourth Proportional to 6,885,147.30, 10,327,720.95 and 4,145,273.70

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Solution

The fourth proportional to 6,885,147.30, 10,327,720.95 and 4,145,273.70 is: 6,217,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,147.30 : 10,327,720.95 = 4,145,273.70 : x
  2. Step 2: Convert to fraction form
    6,885,147.30/10,327,720.95 = 4,145,273.70/x
  3. Step 3: Cross multiply
    6,885,147.30x = 10,327,720.95 × 4,145,273.70
  4. Step 4: Simplify right side
    6,885,147.30x = 42,811,230,034,974.02
  5. Step 5: Solve for x
    x = 42,811,230,034,974.02/6,885,147.30
  6. Step 6: Final answer
    x = 6,217,910.55

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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.