Home / 6,659,640.78-9,190,304.33-3,603,855.03

Finding the Fourth Proportional to 6,659,640.78, 9,190,304.33 and 3,603,855.03

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Solution

The fourth proportional to 6,659,640.78, 9,190,304.33 and 3,603,855.03 is: 4,973,319.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,640.78 : 9,190,304.33 = 3,603,855.03 : x
  2. Step 2: Convert to fraction form
    6,659,640.78/9,190,304.33 = 3,603,855.03/x
  3. Step 3: Cross multiply
    6,659,640.78x = 9,190,304.33 × 3,603,855.03
  4. Step 4: Simplify right side
    6,659,640.78x = 33,120,524,486,901.28
  5. Step 5: Solve for x
    x = 33,120,524,486,901.28/6,659,640.78
  6. Step 6: Final answer
    x = 4,973,319.97

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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.