Home / 8,131,887.11-11,221,899.58-4,647,185.91

Finding the Fourth Proportional to 8,131,887.11, 11,221,899.58 and 4,647,185.91

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Solution

The fourth proportional to 8,131,887.11, 11,221,899.58 and 4,647,185.91 is: 6,413,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,887.11 : 11,221,899.58 = 4,647,185.91 : x
  2. Step 2: Convert to fraction form
    8,131,887.11/11,221,899.58 = 4,647,185.91/x
  3. Step 3: Cross multiply
    8,131,887.11x = 11,221,899.58 × 4,647,185.91
  4. Step 4: Simplify right side
    8,131,887.11x = 52,150,253,611,610.92
  5. Step 5: Solve for x
    x = 52,150,253,611,610.92/8,131,887.11
  6. Step 6: Final answer
    x = 6,413,056.76

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1.5x scale

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.