Home / 18,533,243.88-27,800,029.85-7,609,441.32

Finding the Fourth Proportional to 18,533,243.88, 27,800,029.85 and 7,609,441.32

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Solution

The fourth proportional to 18,533,243.88, 27,800,029.85 and 7,609,441.32 is: 11,414,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533,243.88 : 27,800,029.85 = 7,609,441.32 : x
  2. Step 2: Convert to fraction form
    18,533,243.88/27,800,029.85 = 7,609,441.32/x
  3. Step 3: Cross multiply
    18,533,243.88x = 27,800,029.85 × 7,609,441.32
  4. Step 4: Simplify right side
    18,533,243.88x = 211,542,695,799,776.19
  5. Step 5: Solve for x
    x = 211,542,695,799,776.19/18,533,243.88
  6. Step 6: Final answer
    x = 11,414,229.33

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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.