Home / 5,589,144.80-8,383,717.20-5,431,680.80

Finding the Fourth Proportional to 5,589,144.80, 8,383,717.20 and 5,431,680.80

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Solution

The fourth proportional to 5,589,144.80, 8,383,717.20 and 5,431,680.80 is: 8,147,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589,144.80 : 8,383,717.20 = 5,431,680.80 : x
  2. Step 2: Convert to fraction form
    5,589,144.80/8,383,717.20 = 5,431,680.80/x
  3. Step 3: Cross multiply
    5,589,144.80x = 8,383,717.20 × 5,431,680.80
  4. Step 4: Simplify right side
    5,589,144.80x = 45,537,675,747,869.76
  5. Step 5: Solve for x
    x = 45,537,675,747,869.76/5,589,144.80
  6. Step 6: Final answer
    x = 8,147,521.20

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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.