Home / 49,998,965.90-69,001,252-27,971,151.26

Finding the Fourth Proportional to 49,998,965.90, 69,001,252 and 27,971,151.26

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Solution

The fourth proportional to 49,998,965.90, 69,001,252 and 27,971,151.26 is: 38,601,687.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,998,965.90 : 69,001,252 = 27,971,151.26 : x
  2. Step 2: Convert to fraction form
    49,998,965.90/69,001,252 = 27,971,151.26/x
  3. Step 3: Cross multiply
    49,998,965.90x = 69,001,252 × 27,971,151.26
  4. Step 4: Simplify right side
    49,998,965.90x = 1,930,044,456,821,377.75
  5. Step 5: Solve for x
    x = 1,930,044,456,821,377.75/49,998,965.90
  6. Step 6: Final answer
    x = 38,601,687.50

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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.