Home / 7,792,619.64-11,690,834.24-5,491,601.64

Finding the Fourth Proportional to 7,792,619.64, 11,690,834.24 and 5,491,601.64

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Solution

The fourth proportional to 7,792,619.64, 11,690,834.24 and 5,491,601.64 is: 8,238,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792,619.64 : 11,690,834.24 = 5,491,601.64 : x
  2. Step 2: Convert to fraction form
    7,792,619.64/11,690,834.24 = 5,491,601.64/x
  3. Step 3: Cross multiply
    7,792,619.64x = 11,690,834.24 × 5,491,601.64
  4. Step 4: Simplify right side
    7,792,619.64x = 64,201,404,485,352.15
  5. Step 5: Solve for x
    x = 64,201,404,485,352.15/7,792,619.64
  6. Step 6: Final answer
    x = 8,238,744.79

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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.