Home / 17,028,242.82-23,490,802.12-11,145,286.97

Finding the Fourth Proportional to 17,028,242.82, 23,490,802.12 and 11,145,286.97

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Solution

The fourth proportional to 17,028,242.82, 23,490,802.12 and 11,145,286.97 is: 15,375,146.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028,242.82 : 23,490,802.12 = 11,145,286.97 : x
  2. Step 2: Convert to fraction form
    17,028,242.82/23,490,802.12 = 11,145,286.97/x
  3. Step 3: Cross multiply
    17,028,242.82x = 23,490,802.12 × 11,145,286.97
  4. Step 4: Simplify right side
    17,028,242.82x = 261,811,730,609,703.91
  5. Step 5: Solve for x
    x = 261,811,730,609,703.91/17,028,242.82
  6. Step 6: Final answer
    x = 15,375,146.66

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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.