Home / 18,908,185.97-26,092,942.30-11,565,479.73

Finding the Fourth Proportional to 18,908,185.97, 26,092,942.30 and 11,565,479.73

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Solution

The fourth proportional to 18,908,185.97, 26,092,942.30 and 11,565,479.73 is: 15,960,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,908,185.97 : 26,092,942.30 = 11,565,479.73 : x
  2. Step 2: Convert to fraction form
    18,908,185.97/26,092,942.30 = 11,565,479.73/x
  3. Step 3: Cross multiply
    18,908,185.97x = 26,092,942.30 × 11,565,479.73
  4. Step 4: Simplify right side
    18,908,185.97x = 301,777,395,266,709.62
  5. Step 5: Solve for x
    x = 301,777,395,266,709.62/18,908,185.97
  6. Step 6: Final answer
    x = 15,960,145.29

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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.