Home / 27,185,209.20-40,800,121.20-26,972,632.80

Finding the Fourth Proportional to 27,185,209.20, 40,800,121.20 and 26,972,632.80

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Solution

The fourth proportional to 27,185,209.20, 40,800,121.20 and 26,972,632.80 is: 40,481,082.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185,209.20 : 40,800,121.20 = 26,972,632.80 : x
  2. Step 2: Convert to fraction form
    27,185,209.20/40,800,121.20 = 26,972,632.80/x
  3. Step 3: Cross multiply
    27,185,209.20x = 40,800,121.20 × 26,972,632.80
  4. Step 4: Simplify right side
    27,185,209.20x = 1,100,486,687,323,095.50
  5. Step 5: Solve for x
    x = 1,100,486,687,323,095.50/27,185,209.20
  6. Step 6: Final answer
    x = 40,481,082.17

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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.