Home / 13,833,605.44-20,757,589.60-5,642,257.20

Finding the Fourth Proportional to 13,833,605.44, 20,757,589.60 and 5,642,257.20

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Solution

The fourth proportional to 13,833,605.44, 20,757,589.60 and 5,642,257.20 is: 8,466,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833,605.44 : 20,757,589.60 = 5,642,257.20 : x
  2. Step 2: Convert to fraction form
    13,833,605.44/20,757,589.60 = 5,642,257.20/x
  3. Step 3: Cross multiply
    13,833,605.44x = 20,757,589.60 × 5,642,257.20
  4. Step 4: Simplify right side
    13,833,605.44x = 117,119,659,375,245.12
  5. Step 5: Solve for x
    x = 117,119,659,375,245.12/13,833,605.44
  6. Step 6: Final answer
    x = 8,466,314.87

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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.