Home / 11,198,498.80-16,782,132.49-8,463,801.23

Finding the Fourth Proportional to 11,198,498.80, 16,782,132.49 and 8,463,801.23

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Solution

The fourth proportional to 11,198,498.80, 16,782,132.49 and 8,463,801.23 is: 12,683,899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198,498.80 : 16,782,132.49 = 8,463,801.23 : x
  2. Step 2: Convert to fraction form
    11,198,498.80/16,782,132.49 = 8,463,801.23/x
  3. Step 3: Cross multiply
    11,198,498.80x = 16,782,132.49 × 8,463,801.23
  4. Step 4: Simplify right side
    11,198,498.80x = 142,040,633,610,884.97
  5. Step 5: Solve for x
    x = 142,040,633,610,884.97/11,198,498.80
  6. Step 6: Final answer
    x = 12,683,899.53

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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.