Home / 50,640,020.82-69,883,564.25-27,435,147.78

Finding the Fourth Proportional to 50,640,020.82, 69,883,564.25 and 27,435,147.78

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Solution

The fourth proportional to 50,640,020.82, 69,883,564.25 and 27,435,147.78 is: 37,860,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640,020.82 : 69,883,564.25 = 27,435,147.78 : x
  2. Step 2: Convert to fraction form
    50,640,020.82/69,883,564.25 = 27,435,147.78/x
  3. Step 3: Cross multiply
    50,640,020.82x = 69,883,564.25 × 27,435,147.78
  4. Step 4: Simplify right side
    50,640,020.82x = 1,917,265,912,454,699.25
  5. Step 5: Solve for x
    x = 1,917,265,912,454,699.25/50,640,020.82
  6. Step 6: Final answer
    x = 37,860,685.71

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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.