Home / 6,420,491.04-8,860,350.24-3,667,542.72

Finding the Fourth Proportional to 6,420,491.04, 8,860,350.24 and 3,667,542.72

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Solution

The fourth proportional to 6,420,491.04, 8,860,350.24 and 3,667,542.72 is: 5,061,250.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,420,491.04 : 8,860,350.24 = 3,667,542.72 : x
  2. Step 2: Convert to fraction form
    6,420,491.04/8,860,350.24 = 3,667,542.72/x
  3. Step 3: Cross multiply
    6,420,491.04x = 8,860,350.24 × 3,667,542.72
  4. Step 4: Simplify right side
    6,420,491.04x = 32,495,713,019,362.25
  5. Step 5: Solve for x
    x = 32,495,713,019,362.25/6,420,491.04
  6. Step 6: Final answer
    x = 5,061,250.43

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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.