Home / 6,403,909.52-8,837,464.92-3,503,238.12

Finding the Fourth Proportional to 6,403,909.52, 8,837,464.92 and 3,503,238.12

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Solution

The fourth proportional to 6,403,909.52, 8,837,464.92 and 3,503,238.12 is: 4,834,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,909.52 : 8,837,464.92 = 3,503,238.12 : x
  2. Step 2: Convert to fraction form
    6,403,909.52/8,837,464.92 = 3,503,238.12/x
  3. Step 3: Cross multiply
    6,403,909.52x = 8,837,464.92 × 3,503,238.12
  4. Step 4: Simplify right side
    6,403,909.52x = 30,959,743,991,906.75
  5. Step 5: Solve for x
    x = 30,959,743,991,906.75/6,403,909.52
  6. Step 6: Final answer
    x = 4,834,506.78

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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.