Home / 12,707,425.86-17,536,383.12-6,906,207.90

Finding the Fourth Proportional to 12,707,425.86, 17,536,383.12 and 6,906,207.90

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Solution

The fourth proportional to 12,707,425.86, 17,536,383.12 and 6,906,207.90 is: 9,530,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,425.86 : 17,536,383.12 = 6,906,207.90 : x
  2. Step 2: Convert to fraction form
    12,707,425.86/17,536,383.12 = 6,906,207.90/x
  3. Step 3: Cross multiply
    12,707,425.86x = 17,536,383.12 × 6,906,207.90
  4. Step 4: Simplify right side
    12,707,425.86x = 121,109,907,640,770.66
  5. Step 5: Solve for x
    x = 121,109,907,640,770.66/12,707,425.86
  6. Step 6: Final answer
    x = 9,530,640.51

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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.