Home / 12,707,408.59-17,536,359.72-6,906,190.61

Finding the Fourth Proportional to 12,707,408.59, 17,536,359.72 and 6,906,190.61

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Solution

The fourth proportional to 12,707,408.59, 17,536,359.72 and 6,906,190.61 is: 9,530,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,408.59 : 17,536,359.72 = 6,906,190.61 : x
  2. Step 2: Convert to fraction form
    12,707,408.59/17,536,359.72 = 6,906,190.61/x
  3. Step 3: Cross multiply
    12,707,408.59x = 17,536,359.72 × 6,906,190.61
  4. Step 4: Simplify right side
    12,707,408.59x = 121,109,442,862,738.02
  5. Step 5: Solve for x
    x = 121,109,442,862,738.02/12,707,408.59
  6. Step 6: Final answer
    x = 9,530,616.89

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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.