Home / 8,086,166.40-12,129,249.60-2,694,992.70

Finding the Fourth Proportional to 8,086,166.40, 12,129,249.60 and 2,694,992.70

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Solution

The fourth proportional to 8,086,166.40, 12,129,249.60 and 2,694,992.70 is: 4,042,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,166.40 : 12,129,249.60 = 2,694,992.70 : x
  2. Step 2: Convert to fraction form
    8,086,166.40/12,129,249.60 = 2,694,992.70/x
  3. Step 3: Cross multiply
    8,086,166.40x = 12,129,249.60 × 2,694,992.70
  4. Step 4: Simplify right side
    8,086,166.40x = 32,688,239,128,477.92
  5. Step 5: Solve for x
    x = 32,688,239,128,477.92/8,086,166.40
  6. Step 6: Final answer
    x = 4,042,489.05

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Similar ratio
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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.