Home / 12,443,372.26-18,652,233.44-4,764,919.74

Finding the Fourth Proportional to 12,443,372.26, 18,652,233.44 and 4,764,919.74

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Solution

The fourth proportional to 12,443,372.26, 18,652,233.44 and 4,764,919.74 is: 7,142,468.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,443,372.26 : 18,652,233.44 = 4,764,919.74 : x
  2. Step 2: Convert to fraction form
    12,443,372.26/18,652,233.44 = 4,764,919.74/x
  3. Step 3: Cross multiply
    12,443,372.26x = 18,652,233.44 × 4,764,919.74
  4. Step 4: Simplify right side
    12,443,372.26x = 88,876,395,313,344.11
  5. Step 5: Solve for x
    x = 88,876,395,313,344.11/12,443,372.26
  6. Step 6: Final answer
    x = 7,142,468.57

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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.