Home / 27,278,446.20-40,923,574.20-8,111,140.80

Finding the Fourth Proportional to 27,278,446.20, 40,923,574.20 and 8,111,140.80

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Solution

The fourth proportional to 27,278,446.20, 40,923,574.20 and 8,111,140.80 is: 12,168,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278,446.20 : 40,923,574.20 = 8,111,140.80 : x
  2. Step 2: Convert to fraction form
    27,278,446.20/40,923,574.20 = 8,111,140.80/x
  3. Step 3: Cross multiply
    27,278,446.20x = 40,923,574.20 × 8,111,140.80
  4. Step 4: Simplify right side
    27,278,446.20x = 331,936,872,375,447.38
  5. Step 5: Solve for x
    x = 331,936,872,375,447.38/27,278,446.20
  6. Step 6: Final answer
    x = 12,168,467.00

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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.