Home / 89,713,028.73-123,804,033.89-48,459,939.33

Finding the Fourth Proportional to 89,713,028.73, 123,804,033.89 and 48,459,939.33

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Solution

The fourth proportional to 89,713,028.73, 123,804,033.89 and 48,459,939.33 is: 66,874,745.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,713,028.73 : 123,804,033.89 = 48,459,939.33 : x
  2. Step 2: Convert to fraction form
    89,713,028.73/123,804,033.89 = 48,459,939.33/x
  3. Step 3: Cross multiply
    89,713,028.73x = 123,804,033.89 × 48,459,939.33
  4. Step 4: Simplify right side
    89,713,028.73x = 5,999,535,970,876,364
  5. Step 5: Solve for x
    x = 5,999,535,970,876,364/89,713,028.73
  6. Step 6: Final answer
    x = 66,874,745.57

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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.