Home / 84,067,337.10-126,101,005.65-74,501,399.10

Finding the Fourth Proportional to 84,067,337.10, 126,101,005.65 and 74,501,399.10

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Solution

The fourth proportional to 84,067,337.10, 126,101,005.65 and 74,501,399.10 is: 111,752,098.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,067,337.10 : 126,101,005.65 = 74,501,399.10 : x
  2. Step 2: Convert to fraction form
    84,067,337.10/126,101,005.65 = 74,501,399.10/x
  3. Step 3: Cross multiply
    84,067,337.10x = 126,101,005.65 × 74,501,399.10
  4. Step 4: Simplify right side
    84,067,337.10x = 9,394,701,348,842,004
  5. Step 5: Solve for x
    x = 9,394,701,348,842,004/84,067,337.10
  6. Step 6: Final answer
    x = 111,752,098.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.