Home / 5,469,605.64-8,199,149.88-3,672,990

Finding the Fourth Proportional to 5,469,605.64, 8,199,149.88 and 3,672,990

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Solution

The fourth proportional to 5,469,605.64, 8,199,149.88 and 3,672,990 is: 5,505,953.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469,605.64 : 8,199,149.88 = 3,672,990 : x
  2. Step 2: Convert to fraction form
    5,469,605.64/8,199,149.88 = 3,672,990/x
  3. Step 3: Cross multiply
    5,469,605.64x = 8,199,149.88 × 3,672,990
  4. Step 4: Simplify right side
    5,469,605.64x = 30,115,395,517,741.20
  5. Step 5: Solve for x
    x = 30,115,395,517,741.20/5,469,605.64
  6. Step 6: Final answer
    x = 5,505,953.72

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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.