Home / 12,132,863.76-16,743,449.94-6,700,355.76

Finding the Fourth Proportional to 12,132,863.76, 16,743,449.94 and 6,700,355.76

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Solution

The fourth proportional to 12,132,863.76, 16,743,449.94 and 6,700,355.76 is: 9,246,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,863.76 : 16,743,449.94 = 6,700,355.76 : x
  2. Step 2: Convert to fraction form
    12,132,863.76/16,743,449.94 = 6,700,355.76/x
  3. Step 3: Cross multiply
    12,132,863.76x = 16,743,449.94 × 6,700,355.76
  4. Step 4: Simplify right side
    12,132,863.76x = 112,187,071,247,750.64
  5. Step 5: Solve for x
    x = 112,187,071,247,750.64/12,132,863.76
  6. Step 6: Final answer
    x = 9,246,545.04

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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.