Home / 9,315,331.20-13,969,163.88-3,560,190.48

Finding the Fourth Proportional to 9,315,331.20, 13,969,163.88 and 3,560,190.48

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Solution

The fourth proportional to 9,315,331.20, 13,969,163.88 and 3,560,190.48 is: 5,338,820.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315,331.20 : 13,969,163.88 = 3,560,190.48 : x
  2. Step 2: Convert to fraction form
    9,315,331.20/13,969,163.88 = 3,560,190.48/x
  3. Step 3: Cross multiply
    9,315,331.20x = 13,969,163.88 × 3,560,190.48
  4. Step 4: Simplify right side
    9,315,331.20x = 49,732,884,259,135.87
  5. Step 5: Solve for x
    x = 49,732,884,259,135.87/9,315,331.20
  6. Step 6: Final answer
    x = 5,338,820.83

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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.