Home / 5,589,114.80-8,383,672.20-5,431,650.80

Finding the Fourth Proportional to 5,589,114.80, 8,383,672.20 and 5,431,650.80

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Solution

The fourth proportional to 5,589,114.80, 8,383,672.20 and 5,431,650.80 is: 8,147,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589,114.80 : 8,383,672.20 = 5,431,650.80 : x
  2. Step 2: Convert to fraction form
    5,589,114.80/8,383,672.20 = 5,431,650.80/x
  3. Step 3: Cross multiply
    5,589,114.80x = 8,383,672.20 × 5,431,650.80
  4. Step 4: Simplify right side
    5,589,114.80x = 45,537,179,812,067.76
  5. Step 5: Solve for x
    x = 45,537,179,812,067.76/5,589,114.80
  6. Step 6: Final answer
    x = 8,147,476.20

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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.