Home / 12,132,866.76-16,743,454.08-6,700,358.76

Finding the Fourth Proportional to 12,132,866.76, 16,743,454.08 and 6,700,358.76

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Solution

The fourth proportional to 12,132,866.76, 16,743,454.08 and 6,700,358.76 is: 9,246,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,866.76 : 16,743,454.08 = 6,700,358.76 : x
  2. Step 2: Convert to fraction form
    12,132,866.76/16,743,454.08 = 6,700,358.76/x
  3. Step 3: Cross multiply
    12,132,866.76x = 16,743,454.08 × 6,700,358.76
  4. Step 4: Simplify right side
    12,132,866.76x = 112,187,149,217,585.73
  5. Step 5: Solve for x
    x = 112,187,149,217,585.73/12,132,866.76
  6. Step 6: Final answer
    x = 9,246,549.18

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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.