Home / 27,682,025.69-38,202,356.11-15,921,297.33

Finding the Fourth Proportional to 27,682,025.69, 38,202,356.11 and 15,921,297.33

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Solution

The fourth proportional to 27,682,025.69, 38,202,356.11 and 15,921,297.33 is: 21,972,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,682,025.69 : 38,202,356.11 = 15,921,297.33 : x
  2. Step 2: Convert to fraction form
    27,682,025.69/38,202,356.11 = 15,921,297.33/x
  3. Step 3: Cross multiply
    27,682,025.69x = 38,202,356.11 × 15,921,297.33
  4. Step 4: Simplify right side
    27,682,025.69x = 608,231,070,388,863.12
  5. Step 5: Solve for x
    x = 608,231,070,388,863.12/27,682,025.69
  6. Step 6: Final answer
    x = 21,972,057.87

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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.