Home / 6,639,163.88-9,161,956.05-3,738,589.52

Finding the Fourth Proportional to 6,639,163.88, 9,161,956.05 and 3,738,589.52

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Solution

The fourth proportional to 6,639,163.88, 9,161,956.05 and 3,738,589.52 is: 5,159,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,163.88 : 9,161,956.05 = 3,738,589.52 : x
  2. Step 2: Convert to fraction form
    6,639,163.88/9,161,956.05 = 3,738,589.52/x
  3. Step 3: Cross multiply
    6,639,163.88x = 9,161,956.05 × 3,738,589.52
  4. Step 4: Simplify right side
    6,639,163.88x = 34,252,792,871,230.60
  5. Step 5: Solve for x
    x = 34,252,792,871,230.60/6,639,163.88
  6. Step 6: Final answer
    x = 5,159,202.80

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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.