Home / 11,647,450.80-17,471,176.20-8,792,103.60

Finding the Fourth Proportional to 11,647,450.80, 17,471,176.20 and 8,792,103.60

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Solution

The fourth proportional to 11,647,450.80, 17,471,176.20 and 8,792,103.60 is: 13,188,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647,450.80 : 17,471,176.20 = 8,792,103.60 : x
  2. Step 2: Convert to fraction form
    11,647,450.80/17,471,176.20 = 8,792,103.60/x
  3. Step 3: Cross multiply
    11,647,450.80x = 17,471,176.20 × 8,792,103.60
  4. Step 4: Simplify right side
    11,647,450.80x = 153,608,391,164,254.31
  5. Step 5: Solve for x
    x = 153,608,391,164,254.31/11,647,450.80
  6. Step 6: Final answer
    x = 13,188,155.40

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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.