Home / 11,188,229.80-16,790,639.10-7,400,453.80

Finding the Fourth Proportional to 11,188,229.80, 16,790,639.10 and 7,400,453.80

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Solution

The fourth proportional to 11,188,229.80, 16,790,639.10 and 7,400,453.80 is: 11,106,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188,229.80 : 16,790,639.10 = 7,400,453.80 : x
  2. Step 2: Convert to fraction form
    11,188,229.80/16,790,639.10 = 7,400,453.80/x
  3. Step 3: Cross multiply
    11,188,229.80x = 16,790,639.10 × 7,400,453.80
  4. Step 4: Simplify right side
    11,188,229.80x = 124,258,348,932,023.59
  5. Step 5: Solve for x
    x = 124,258,348,932,023.59/11,188,229.80
  6. Step 6: Final answer
    x = 11,106,167.03

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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.