Home / 6,659,639.28-9,190,302.22-3,603,853.54

Finding the Fourth Proportional to 6,659,639.28, 9,190,302.22 and 3,603,853.54

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Solution

The fourth proportional to 6,659,639.28, 9,190,302.22 and 3,603,853.54 is: 4,973,317.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,639.28 : 9,190,302.22 = 3,603,853.54 : x
  2. Step 2: Convert to fraction form
    6,659,639.28/9,190,302.22 = 3,603,853.54/x
  3. Step 3: Cross multiply
    6,659,639.28x = 9,190,302.22 × 3,603,853.54
  4. Step 4: Simplify right side
    6,659,639.28x = 33,120,503,189,216.86
  5. Step 5: Solve for x
    x = 33,120,503,189,216.86/6,659,639.28
  6. Step 6: Final answer
    x = 4,973,317.89

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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.