Home / 6,321,468.10-8,723,625.96-3,420,858.97

Finding the Fourth Proportional to 6,321,468.10, 8,723,625.96 and 3,420,858.97

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Solution

The fourth proportional to 6,321,468.10, 8,723,625.96 and 3,420,858.97 is: 4,720,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,468.10 : 8,723,625.96 = 3,420,858.97 : x
  2. Step 2: Convert to fraction form
    6,321,468.10/8,723,625.96 = 3,420,858.97/x
  3. Step 3: Cross multiply
    6,321,468.10x = 8,723,625.96 × 3,420,858.97
  4. Step 4: Simplify right side
    6,321,468.10x = 29,842,294,116,190.87
  5. Step 5: Solve for x
    x = 29,842,294,116,190.87/6,321,468.10
  6. Step 6: Final answer
    x = 4,720,785.37

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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.