Home / 6,288,268.97-8,677,238.55-3,638,658.44

Finding the Fourth Proportional to 6,288,268.97, 8,677,238.55 and 3,638,658.44

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Solution

The fourth proportional to 6,288,268.97, 8,677,238.55 and 3,638,658.44 is: 5,021,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,268.97 : 8,677,238.55 = 3,638,658.44 : x
  2. Step 2: Convert to fraction form
    6,288,268.97/8,677,238.55 = 3,638,658.44/x
  3. Step 3: Cross multiply
    6,288,268.97x = 8,677,238.55 × 3,638,658.44
  4. Step 4: Simplify right side
    6,288,268.97x = 31,573,507,285,850.86
  5. Step 5: Solve for x
    x = 31,573,507,285,850.86/6,288,268.97
  6. Step 6: Final answer
    x = 5,021,017.30

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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.