Home / 6,659,640.29-9,190,303.61-3,603,854.54

Finding the Fourth Proportional to 6,659,640.29, 9,190,303.61 and 3,603,854.54

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Solution

The fourth proportional to 6,659,640.29, 9,190,303.61 and 3,603,854.54 is: 4,973,319.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,640.29 : 9,190,303.61 = 3,603,854.54 : x
  2. Step 2: Convert to fraction form
    6,659,640.29/9,190,303.61 = 3,603,854.54/x
  3. Step 3: Cross multiply
    6,659,640.29x = 9,190,303.61 × 3,603,854.54
  4. Step 4: Simplify right side
    6,659,640.29x = 33,120,517,324,906.10
  5. Step 5: Solve for x
    x = 33,120,517,324,906.10/6,659,640.29
  6. Step 6: Final answer
    x = 4,973,319.26

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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.