Home / 17,028,242.31-23,490,801.43-11,145,286.46

Finding the Fourth Proportional to 17,028,242.31, 23,490,801.43 and 11,145,286.46

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Solution

The fourth proportional to 17,028,242.31, 23,490,801.43 and 11,145,286.46 is: 15,375,145.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028,242.31 : 23,490,801.43 = 11,145,286.46 : x
  2. Step 2: Convert to fraction form
    17,028,242.31/23,490,801.43 = 11,145,286.46/x
  3. Step 3: Cross multiply
    17,028,242.31x = 23,490,801.43 × 11,145,286.46
  4. Step 4: Simplify right side
    17,028,242.31x = 261,811,711,143,191.41
  5. Step 5: Solve for x
    x = 261,811,711,143,191.41/17,028,242.31
  6. Step 6: Final answer
    x = 15,375,145.97

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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.