Home / 8,085,193.60-12,127,790.40-3,296,319.70

Finding the Fourth Proportional to 8,085,193.60, 12,127,790.40 and 3,296,319.70

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Solution

The fourth proportional to 8,085,193.60, 12,127,790.40 and 3,296,319.70 is: 4,944,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,193.60 : 12,127,790.40 = 3,296,319.70 : x
  2. Step 2: Convert to fraction form
    8,085,193.60/12,127,790.40 = 3,296,319.70/x
  3. Step 3: Cross multiply
    8,085,193.60x = 12,127,790.40 × 3,296,319.70
  4. Step 4: Simplify right side
    8,085,193.60x = 39,977,074,412,990.88
  5. Step 5: Solve for x
    x = 39,977,074,412,990.88/8,085,193.60
  6. Step 6: Final answer
    x = 4,944,479.55

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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.