Home / 31,347,739.10-43,255,962.76-17,407,198.80

Finding the Fourth Proportional to 31,347,739.10, 43,255,962.76 and 17,407,198.80

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Solution

The fourth proportional to 31,347,739.10, 43,255,962.76 and 17,407,198.80 is: 24,019,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347,739.10 : 43,255,962.76 = 17,407,198.80 : x
  2. Step 2: Convert to fraction form
    31,347,739.10/43,255,962.76 = 17,407,198.80/x
  3. Step 3: Cross multiply
    31,347,739.10x = 43,255,962.76 × 17,407,198.80
  4. Step 4: Simplify right side
    31,347,739.10x = 752,965,143,017,683.62
  5. Step 5: Solve for x
    x = 752,965,143,017,683.62/31,347,739.10
  6. Step 6: Final answer
    x = 24,019,759.15

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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.