Home / 81,508,626.97-112,533,537.59-50,601,593.05

Finding the Fourth Proportional to 81,508,626.97, 112,533,537.59 and 50,601,593.05

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Solution

The fourth proportional to 81,508,626.97, 112,533,537.59 and 50,601,593.05 is: 69,862,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,508,626.97 : 112,533,537.59 = 50,601,593.05 : x
  2. Step 2: Convert to fraction form
    81,508,626.97/112,533,537.59 = 50,601,593.05/x
  3. Step 3: Cross multiply
    81,508,626.97x = 112,533,537.59 × 50,601,593.05
  4. Step 4: Simplify right side
    81,508,626.97x = 5,694,376,273,606,058
  5. Step 5: Solve for x
    x = 5,694,376,273,606,058/81,508,626.97
  6. Step 6: Final answer
    x = 69,862,252.44

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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.