Home / 9,859,821.33-13,607,257.55-5,449,452.09

Finding the Fourth Proportional to 9,859,821.33, 13,607,257.55 and 5,449,452.09

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Solution

The fourth proportional to 9,859,821.33, 13,607,257.55 and 5,449,452.09 is: 7,520,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859,821.33 : 13,607,257.55 = 5,449,452.09 : x
  2. Step 2: Convert to fraction form
    9,859,821.33/13,607,257.55 = 5,449,452.09/x
  3. Step 3: Cross multiply
    9,859,821.33x = 13,607,257.55 × 5,449,452.09
  4. Step 4: Simplify right side
    9,859,821.33x = 74,152,098,067,768.52
  5. Step 5: Solve for x
    x = 74,152,098,067,768.52/9,859,821.33
  6. Step 6: Final answer
    x = 7,520,633.04

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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.