Home / 9,087,883.20-13,608,205.20-7,182,568.80

Finding the Fourth Proportional to 9,087,883.20, 13,608,205.20 and 7,182,568.80

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Solution

The fourth proportional to 9,087,883.20, 13,608,205.20 and 7,182,568.80 is: 10,755,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,883.20 : 13,608,205.20 = 7,182,568.80 : x
  2. Step 2: Convert to fraction form
    9,087,883.20/13,608,205.20 = 7,182,568.80/x
  3. Step 3: Cross multiply
    9,087,883.20x = 13,608,205.20 × 7,182,568.80
  4. Step 4: Simplify right side
    9,087,883.20x = 97,741,870,093,517.75
  5. Step 5: Solve for x
    x = 97,741,870,093,517.75/9,087,883.20
  6. Step 6: Final answer
    x = 10,755,185.55

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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.