Home / 12,707,434.28-17,536,394.76-6,906,216.44

Finding the Fourth Proportional to 12,707,434.28, 17,536,394.76 and 6,906,216.44

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Solution

The fourth proportional to 12,707,434.28, 17,536,394.76 and 6,906,216.44 is: 9,530,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,434.28 : 17,536,394.76 = 6,906,216.44 : x
  2. Step 2: Convert to fraction form
    12,707,434.28/17,536,394.76 = 6,906,216.44/x
  3. Step 3: Cross multiply
    12,707,434.28x = 17,536,394.76 × 6,906,216.44
  4. Step 4: Simplify right side
    12,707,434.28x = 121,110,137,789,841.88
  5. Step 5: Solve for x
    x = 121,110,137,789,841.88/12,707,434.28
  6. Step 6: Final answer
    x = 9,530,652.30

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Double scale
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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.