Home / 8,149,338.40-12,224,007.60-2,469,845.20

Finding the Fourth Proportional to 8,149,338.40, 12,224,007.60 and 2,469,845.20

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Solution

The fourth proportional to 8,149,338.40, 12,224,007.60 and 2,469,845.20 is: 3,704,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,338.40 : 12,224,007.60 = 2,469,845.20 : x
  2. Step 2: Convert to fraction form
    8,149,338.40/12,224,007.60 = 2,469,845.20/x
  3. Step 3: Cross multiply
    8,149,338.40x = 12,224,007.60 × 2,469,845.20
  4. Step 4: Simplify right side
    8,149,338.40x = 30,191,406,495,623.52
  5. Step 5: Solve for x
    x = 30,191,406,495,623.52/8,149,338.40
  6. Step 6: Final answer
    x = 3,704,767.80

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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.