Home / 82,893,231.12-114,394,489.56-45,724,640.88

Finding the Fourth Proportional to 82,893,231.12, 114,394,489.56 and 45,724,640.88

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Solution

The fourth proportional to 82,893,231.12, 114,394,489.56 and 45,724,640.88 is: 63,101,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,893,231.12 : 114,394,489.56 = 45,724,640.88 : x
  2. Step 2: Convert to fraction form
    82,893,231.12/114,394,489.56 = 45,724,640.88/x
  3. Step 3: Cross multiply
    82,893,231.12x = 114,394,489.56 × 45,724,640.88
  4. Step 4: Simplify right side
    82,893,231.12x = 5,230,646,953,781,910
  5. Step 5: Solve for x
    x = 5,230,646,953,781,910/82,893,231.12
  6. Step 6: Final answer
    x = 63,101,014.20

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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.