Home / 40,527,827.20-55,926,721.92-22,192,796.80

Finding the Fourth Proportional to 40,527,827.20, 55,926,721.92 and 22,192,796.80

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Solution

The fourth proportional to 40,527,827.20, 55,926,721.92 and 22,192,796.80 is: 30,625,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,527,827.20 : 55,926,721.92 = 22,192,796.80 : x
  2. Step 2: Convert to fraction form
    40,527,827.20/55,926,721.92 = 22,192,796.80/x
  3. Step 3: Cross multiply
    40,527,827.20x = 55,926,721.92 × 22,192,796.80
  4. Step 4: Simplify right side
    40,527,827.20x = 1,241,170,375,260,666
  5. Step 5: Solve for x
    x = 1,241,170,375,260,666/40,527,827.20
  6. Step 6: Final answer
    x = 30,625,139.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.