Home / 6,321,455.11-8,723,608.07-3,420,845.98

Finding the Fourth Proportional to 6,321,455.11, 8,723,608.07 and 3,420,845.98

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Solution

The fourth proportional to 6,321,455.11, 8,723,608.07 and 3,420,845.98 is: 4,720,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,455.11 : 8,723,608.07 = 3,420,845.98 : x
  2. Step 2: Convert to fraction form
    6,321,455.11/8,723,608.07 = 3,420,845.98/x
  3. Step 3: Cross multiply
    6,321,455.11x = 8,723,608.07 × 3,420,845.98
  4. Step 4: Simplify right side
    6,321,455.11x = 29,842,119,597,355.06
  5. Step 5: Solve for x
    x = 29,842,119,597,355.06/6,321,455.11
  6. Step 6: Final answer
    x = 4,720,767.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.