Home / 8,113,092.80-12,169,639.20-8,057,105.60

Finding the Fourth Proportional to 8,113,092.80, 12,169,639.20 and 8,057,105.60

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Solution

The fourth proportional to 8,113,092.80, 12,169,639.20 and 8,057,105.60 is: 12,085,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113,092.80 : 12,169,639.20 = 8,057,105.60 : x
  2. Step 2: Convert to fraction form
    8,113,092.80/12,169,639.20 = 8,057,105.60/x
  3. Step 3: Cross multiply
    8,113,092.80x = 12,169,639.20 × 8,057,105.60
  4. Step 4: Simplify right side
    8,113,092.80x = 98,052,068,148,299.52
  5. Step 5: Solve for x
    x = 98,052,068,148,299.52/8,113,092.80
  6. Step 6: Final answer
    x = 12,085,658.40

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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.