Home / 6,321,343.49-8,723,477.03-3,420,734.10

Finding the Fourth Proportional to 6,321,343.49, 8,723,477.03 and 3,420,734.10

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Solution

The fourth proportional to 6,321,343.49, 8,723,477.03 and 3,420,734.10 is: 4,720,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,343.49 : 8,723,477.03 = 3,420,734.10 : x
  2. Step 2: Convert to fraction form
    6,321,343.49/8,723,477.03 = 3,420,734.10/x
  3. Step 3: Cross multiply
    6,321,343.49x = 8,723,477.03 × 3,420,734.10
  4. Step 4: Simplify right side
    6,321,343.49x = 29,840,695,347,087.72
  5. Step 5: Solve for x
    x = 29,840,695,347,087.72/6,321,343.49
  6. Step 6: Final answer
    x = 4,720,625.51

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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.