Home / 31,530,910.57-43,512,596.51-17,591,436.32

Finding the Fourth Proportional to 31,530,910.57, 43,512,596.51 and 17,591,436.32

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Solution

The fourth proportional to 31,530,910.57, 43,512,596.51 and 17,591,436.32 is: 24,276,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,910.57 : 43,512,596.51 = 17,591,436.32 : x
  2. Step 2: Convert to fraction form
    31,530,910.57/43,512,596.51 = 17,591,436.32/x
  3. Step 3: Cross multiply
    31,530,910.57x = 43,512,596.51 × 17,591,436.32
  4. Step 4: Simplify right side
    31,530,910.57x = 765,449,070,317,999.12
  5. Step 5: Solve for x
    x = 765,449,070,317,999.12/31,530,910.57
  6. Step 6: Final answer
    x = 24,276,148.60

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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.