Home / 36,721,375.82-50,675,918.22-21,040,084.63

Finding the Fourth Proportional to 36,721,375.82, 50,675,918.22 and 21,040,084.63

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Solution

The fourth proportional to 36,721,375.82, 50,675,918.22 and 21,040,084.63 is: 29,035,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,721,375.82 : 50,675,918.22 = 21,040,084.63 : x
  2. Step 2: Convert to fraction form
    36,721,375.82/50,675,918.22 = 21,040,084.63/x
  3. Step 3: Cross multiply
    36,721,375.82x = 50,675,918.22 × 21,040,084.63
  4. Step 4: Simplify right side
    36,721,375.82x = 1,066,225,608,115,103.88
  5. Step 5: Solve for x
    x = 1,066,225,608,115,103.88/36,721,375.82
  6. Step 6: Final answer
    x = 29,035,557.20

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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.