Home / 8,113,537.80-12,170,306.70-8,057,550.60

Finding the Fourth Proportional to 8,113,537.80, 12,170,306.70 and 8,057,550.60

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Solution

The fourth proportional to 8,113,537.80, 12,170,306.70 and 8,057,550.60 is: 12,086,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113,537.80 : 12,170,306.70 = 8,057,550.60 : x
  2. Step 2: Convert to fraction form
    8,113,537.80/12,170,306.70 = 8,057,550.60/x
  3. Step 3: Cross multiply
    8,113,537.80x = 12,170,306.70 × 8,057,550.60
  4. Step 4: Simplify right side
    8,113,537.80x = 98,062,862,052,769.02
  5. Step 5: Solve for x
    x = 98,062,862,052,769.02/8,113,537.80
  6. Step 6: Final answer
    x = 12,086,325.90

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Double scale
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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.