Home / 31,175,558.37-43,023,770.06-17,236,655.55

Finding the Fourth Proportional to 31,175,558.37, 43,023,770.06 and 17,236,655.55

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Solution

The fourth proportional to 31,175,558.37, 43,023,770.06 and 17,236,655.55 is: 23,787,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,175,558.37 : 43,023,770.06 = 17,236,655.55 : x
  2. Step 2: Convert to fraction form
    31,175,558.37/43,023,770.06 = 17,236,655.55/x
  3. Step 3: Cross multiply
    31,175,558.37x = 43,023,770.06 × 17,236,655.55
  4. Step 4: Simplify right side
    31,175,558.37x = 741,585,904,900,439.62
  5. Step 5: Solve for x
    x = 741,585,904,900,439.62/31,175,558.37
  6. Step 6: Final answer
    x = 23,787,413.72

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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.