Home / 18,192,850.80-27,289,276.20-8,626,912.80

Finding the Fourth Proportional to 18,192,850.80, 27,289,276.20 and 8,626,912.80

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Solution

The fourth proportional to 18,192,850.80, 27,289,276.20 and 8,626,912.80 is: 12,940,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,850.80 : 27,289,276.20 = 8,626,912.80 : x
  2. Step 2: Convert to fraction form
    18,192,850.80/27,289,276.20 = 8,626,912.80/x
  3. Step 3: Cross multiply
    18,192,850.80x = 27,289,276.20 × 8,626,912.80
  4. Step 4: Simplify right side
    18,192,850.80x = 235,422,206,152,515.38
  5. Step 5: Solve for x
    x = 235,422,206,152,515.38/18,192,850.80
  6. Step 6: Final answer
    x = 12,940,369.20

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1.5x scale

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.