Home / 31,530,910.32-43,512,596.16-17,591,436.06

Finding the Fourth Proportional to 31,530,910.32, 43,512,596.16 and 17,591,436.06

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Solution

The fourth proportional to 31,530,910.32, 43,512,596.16 and 17,591,436.06 is: 24,276,148.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,910.32 : 43,512,596.16 = 17,591,436.06 : x
  2. Step 2: Convert to fraction form
    31,530,910.32/43,512,596.16 = 17,591,436.06/x
  3. Step 3: Cross multiply
    31,530,910.32x = 43,512,596.16 × 17,591,436.06
  4. Step 4: Simplify right side
    31,530,910.32x = 765,449,053,153,241.38
  5. Step 5: Solve for x
    x = 765,449,053,153,241.38/31,530,910.32
  6. Step 6: Final answer
    x = 24,276,148.24

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1.5x scale

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.