Home / 15,305,398.69-22,959,419.96-3,945,751.33

Finding the Fourth Proportional to 15,305,398.69, 22,959,419.96 and 3,945,751.33

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Solution

The fourth proportional to 15,305,398.69, 22,959,419.96 and 3,945,751.33 is: 5,918,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,305,398.69 : 22,959,419.96 = 3,945,751.33 : x
  2. Step 2: Convert to fraction form
    15,305,398.69/22,959,419.96 = 3,945,751.33/x
  3. Step 3: Cross multiply
    15,305,398.69x = 22,959,419.96 × 3,945,751.33
  4. Step 4: Simplify right side
    15,305,398.69x = 90,592,161,823,469.78
  5. Step 5: Solve for x
    x = 90,592,161,823,469.78/15,305,398.69
  6. Step 6: Final answer
    x = 5,918,967.79

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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.