Home / 89,441,694.36-123,428,796.12-50,283,645.66

Finding the Fourth Proportional to 89,441,694.36, 123,428,796.12 and 50,283,645.66

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Solution

The fourth proportional to 89,441,694.36, 123,428,796.12 and 50,283,645.66 is: 69,391,013.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,441,694.36 : 123,428,796.12 = 50,283,645.66 : x
  2. Step 2: Convert to fraction form
    89,441,694.36/123,428,796.12 = 50,283,645.66/x
  3. Step 3: Cross multiply
    89,441,694.36x = 123,428,796.12 × 50,283,645.66
  4. Step 4: Simplify right side
    89,441,694.36x = 6,206,449,848,338,463
  5. Step 5: Solve for x
    x = 6,206,449,848,338,463/89,441,694.36
  6. Step 6: Final answer
    x = 69,391,013.81

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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.