Home / 31,522,768.37-43,484,879.12-25,648,961.33

Finding the Fourth Proportional to 31,522,768.37, 43,484,879.12 and 25,648,961.33

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Solution

The fourth proportional to 31,522,768.37, 43,484,879.12 and 25,648,961.33 is: 35,382,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522,768.37 : 43,484,879.12 = 25,648,961.33 : x
  2. Step 2: Convert to fraction form
    31,522,768.37/43,484,879.12 = 25,648,961.33/x
  3. Step 3: Cross multiply
    31,522,768.37x = 43,484,879.12 × 25,648,961.33
  4. Step 4: Simplify right side
    31,522,768.37x = 1,115,341,982,988,604.25
  5. Step 5: Solve for x
    x = 1,115,341,982,988,604.25/31,522,768.37
  6. Step 6: Final answer
    x = 35,382,107.62

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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.