Home / 7,198,044.82-9,933,302.58-3,934,874.14

Finding the Fourth Proportional to 7,198,044.82, 9,933,302.58 and 3,934,874.14

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Solution

The fourth proportional to 7,198,044.82, 9,933,302.58 and 3,934,874.14 is: 5,430,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,044.82 : 9,933,302.58 = 3,934,874.14 : x
  2. Step 2: Convert to fraction form
    7,198,044.82/9,933,302.58 = 3,934,874.14/x
  3. Step 3: Cross multiply
    7,198,044.82x = 9,933,302.58 × 3,934,874.14
  4. Step 4: Simplify right side
    7,198,044.82x = 39,086,295,446,837.28
  5. Step 5: Solve for x
    x = 39,086,295,446,837.28/7,198,044.82
  6. Step 6: Final answer
    x = 5,430,126.71

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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.