Home / 8,826,997.86-13,201,773.84-7,861,173.30

Finding the Fourth Proportional to 8,826,997.86, 13,201,773.84 and 7,861,173.30

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Solution

The fourth proportional to 8,826,997.86, 13,201,773.84 and 7,861,173.30 is: 11,757,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826,997.86 : 13,201,773.84 = 7,861,173.30 : x
  2. Step 2: Convert to fraction form
    8,826,997.86/13,201,773.84 = 7,861,173.30/x
  3. Step 3: Cross multiply
    8,826,997.86x = 13,201,773.84 × 7,861,173.30
  4. Step 4: Simplify right side
    8,826,997.86x = 103,781,432,023,646.47
  5. Step 5: Solve for x
    x = 103,781,432,023,646.47/8,826,997.86
  6. Step 6: Final answer
    x = 11,757,273.95

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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.