Home / 8,839,311.26-12,198,375.51-5,217,639.26

Finding the Fourth Proportional to 8,839,311.26, 12,198,375.51 and 5,217,639.26

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Solution

The fourth proportional to 8,839,311.26, 12,198,375.51 and 5,217,639.26 is: 7,200,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839,311.26 : 12,198,375.51 = 5,217,639.26 : x
  2. Step 2: Convert to fraction form
    8,839,311.26/12,198,375.51 = 5,217,639.26/x
  3. Step 3: Cross multiply
    8,839,311.26x = 12,198,375.51 × 5,217,639.26
  4. Step 4: Simplify right side
    8,839,311.26x = 63,646,722,969,198.52
  5. Step 5: Solve for x
    x = 63,646,722,969,198.52/8,839,311.26
  6. Step 6: Final answer
    x = 7,200,416.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.