Home / 31,267,515.75-43,149,175.84-17,329,770.69

Finding the Fourth Proportional to 31,267,515.75, 43,149,175.84 and 17,329,770.69

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Solution

The fourth proportional to 31,267,515.75, 43,149,175.84 and 17,329,770.69 is: 23,915,085.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,267,515.75 : 43,149,175.84 = 17,329,770.69 : x
  2. Step 2: Convert to fraction form
    31,267,515.75/43,149,175.84 = 17,329,770.69/x
  3. Step 3: Cross multiply
    31,267,515.75x = 43,149,175.84 × 17,329,770.69
  4. Step 4: Simplify right side
    31,267,515.75x = 747,765,322,629,541
  5. Step 5: Solve for x
    x = 747,765,322,629,541/31,267,515.75
  6. Step 6: Final answer
    x = 23,915,085.83

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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.