Home / 8,083,546.80-12,125,320.20-7,605,249.90

Finding the Fourth Proportional to 8,083,546.80, 12,125,320.20 and 7,605,249.90

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Solution

The fourth proportional to 8,083,546.80, 12,125,320.20 and 7,605,249.90 is: 11,407,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,546.80 : 12,125,320.20 = 7,605,249.90 : x
  2. Step 2: Convert to fraction form
    8,083,546.80/12,125,320.20 = 7,605,249.90/x
  3. Step 3: Cross multiply
    8,083,546.80x = 12,125,320.20 × 7,605,249.90
  4. Step 4: Simplify right side
    8,083,546.80x = 92,216,090,238,517.98
  5. Step 5: Solve for x
    x = 92,216,090,238,517.98/8,083,546.80
  6. Step 6: Final answer
    x = 11,407,874.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.