Home / 6,383,170.20-9,581,753.70-3,989,717.40

Finding the Fourth Proportional to 6,383,170.20, 9,581,753.70 and 3,989,717.40

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Solution

The fourth proportional to 6,383,170.20, 9,581,753.70 and 3,989,717.40 is: 5,988,950.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383,170.20 : 9,581,753.70 = 3,989,717.40 : x
  2. Step 2: Convert to fraction form
    6,383,170.20/9,581,753.70 = 3,989,717.40/x
  3. Step 3: Cross multiply
    6,383,170.20x = 9,581,753.70 × 3,989,717.40
  4. Step 4: Simplify right side
    6,383,170.20x = 38,228,489,459,404.38
  5. Step 5: Solve for x
    x = 38,228,489,459,404.38/6,383,170.20
  6. Step 6: Final answer
    x = 5,988,950.36

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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.