Home / 11,482,152.75-17,217,249.20-5,415,255.43

Finding the Fourth Proportional to 11,482,152.75, 17,217,249.20 and 5,415,255.43

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Solution

The fourth proportional to 11,482,152.75, 17,217,249.20 and 5,415,255.43 is: 8,120,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,482,152.75 : 17,217,249.20 = 5,415,255.43 : x
  2. Step 2: Convert to fraction form
    11,482,152.75/17,217,249.20 = 5,415,255.43/x
  3. Step 3: Cross multiply
    11,482,152.75x = 17,217,249.20 × 5,415,255.43
  4. Step 4: Simplify right side
    11,482,152.75x = 93,235,802,266,998
  5. Step 5: Solve for x
    x = 93,235,802,266,998/11,482,152.75
  6. Step 6: Final answer
    x = 8,120,062.87

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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.