Home / 6,321,464.10-8,723,620.44-3,420,854.97

Finding the Fourth Proportional to 6,321,464.10, 8,723,620.44 and 3,420,854.97

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Solution

The fourth proportional to 6,321,464.10, 8,723,620.44 and 3,420,854.97 is: 4,720,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,464.10 : 8,723,620.44 = 3,420,854.97 : x
  2. Step 2: Convert to fraction form
    6,321,464.10/8,723,620.44 = 3,420,854.97/x
  3. Step 3: Cross multiply
    6,321,464.10x = 8,723,620.44 × 3,420,854.97
  4. Step 4: Simplify right side
    6,321,464.10x = 29,842,240,338,567.59
  5. Step 5: Solve for x
    x = 29,842,240,338,567.59/6,321,464.10
  6. Step 6: Final answer
    x = 4,720,779.85

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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.