Home / 73,013,974.08-100,760,472.48-39,973,665.60

Finding the Fourth Proportional to 73,013,974.08, 100,760,472.48 and 39,973,665.60

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Solution

The fourth proportional to 73,013,974.08, 100,760,472.48 and 39,973,665.60 is: 55,164,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,013,974.08 : 100,760,472.48 = 39,973,665.60 : x
  2. Step 2: Convert to fraction form
    73,013,974.08/100,760,472.48 = 39,973,665.60/x
  3. Step 3: Cross multiply
    73,013,974.08x = 100,760,472.48 × 39,973,665.60
  4. Step 4: Simplify right side
    73,013,974.08x = 4,027,765,432,613,523
  5. Step 5: Solve for x
    x = 4,027,765,432,613,523/73,013,974.08
  6. Step 6: Final answer
    x = 55,164,309.07

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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.