Home / 27,238,530.80-40,857,796.20-20,064,077.30

Finding the Fourth Proportional to 27,238,530.80, 40,857,796.20 and 20,064,077.30

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Solution

The fourth proportional to 27,238,530.80, 40,857,796.20 and 20,064,077.30 is: 30,096,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238,530.80 : 40,857,796.20 = 20,064,077.30 : x
  2. Step 2: Convert to fraction form
    27,238,530.80/40,857,796.20 = 20,064,077.30/x
  3. Step 3: Cross multiply
    27,238,530.80x = 40,857,796.20 × 20,064,077.30
  4. Step 4: Simplify right side
    27,238,530.80x = 819,773,981,264,446.38
  5. Step 5: Solve for x
    x = 819,773,981,264,446.38/27,238,530.80
  6. Step 6: Final answer
    x = 30,096,115.95

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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.