Home / 11,121,570.10-16,682,355.15-3,933,046.90

Finding the Fourth Proportional to 11,121,570.10, 16,682,355.15 and 3,933,046.90

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Solution

The fourth proportional to 11,121,570.10, 16,682,355.15 and 3,933,046.90 is: 5,899,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,570.10 : 16,682,355.15 = 3,933,046.90 : x
  2. Step 2: Convert to fraction form
    11,121,570.10/16,682,355.15 = 3,933,046.90/x
  3. Step 3: Cross multiply
    11,121,570.10x = 16,682,355.15 × 3,933,046.90
  4. Step 4: Simplify right side
    11,121,570.10x = 65,612,485,207,406.53
  5. Step 5: Solve for x
    x = 65,612,485,207,406.53/11,121,570.10
  6. Step 6: Final answer
    x = 5,899,570.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.