Home / 7,132,667.43-9,844,009.39-3,994,126.29

Finding the Fourth Proportional to 7,132,667.43, 9,844,009.39 and 3,994,126.29

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Solution

The fourth proportional to 7,132,667.43, 9,844,009.39 and 3,994,126.29 is: 5,512,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132,667.43 : 9,844,009.39 = 3,994,126.29 : x
  2. Step 2: Convert to fraction form
    7,132,667.43/9,844,009.39 = 3,994,126.29/x
  3. Step 3: Cross multiply
    7,132,667.43x = 9,844,009.39 × 3,994,126.29
  4. Step 4: Simplify right side
    7,132,667.43x = 39,318,216,693,620.55
  5. Step 5: Solve for x
    x = 39,318,216,693,620.55/7,132,667.43
  6. Step 6: Final answer
    x = 5,512,414.13

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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.