Home / 7,040,545.53-9,714,287.61-3,984,759.78

Finding the Fourth Proportional to 7,040,545.53, 9,714,287.61 and 3,984,759.78

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Solution

The fourth proportional to 7,040,545.53, 9,714,287.61 and 3,984,759.78 is: 5,498,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040,545.53 : 9,714,287.61 = 3,984,759.78 : x
  2. Step 2: Convert to fraction form
    7,040,545.53/9,714,287.61 = 3,984,759.78/x
  3. Step 3: Cross multiply
    7,040,545.53x = 9,714,287.61 × 3,984,759.78
  4. Step 4: Simplify right side
    7,040,545.53x = 38,709,102,559,680.32
  5. Step 5: Solve for x
    x = 38,709,102,559,680.32/7,040,545.53
  6. Step 6: Final answer
    x = 5,498,026.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.