Home / 81,391,652.96-112,321,502.54-44,222,553.83

Finding the Fourth Proportional to 81,391,652.96, 112,321,502.54 and 44,222,553.83

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Solution

The fourth proportional to 81,391,652.96, 112,321,502.54 and 44,222,553.83 is: 61,027,679.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,391,652.96 : 112,321,502.54 = 44,222,553.83 : x
  2. Step 2: Convert to fraction form
    81,391,652.96/112,321,502.54 = 44,222,553.83/x
  3. Step 3: Cross multiply
    81,391,652.96x = 112,321,502.54 × 44,222,553.83
  4. Step 4: Simplify right side
    81,391,652.96x = 4,967,143,691,935,349
  5. Step 5: Solve for x
    x = 4,967,143,691,935,349/81,391,652.96
  6. Step 6: Final answer
    x = 61,027,679.27

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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.