Home / 27,789,261.88-41,687,911.41-10,512,778.36

Finding the Fourth Proportional to 27,789,261.88, 41,687,911.41 and 10,512,778.36

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Solution

The fourth proportional to 27,789,261.88, 41,687,911.41 and 10,512,778.36 is: 15,770,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789,261.88 : 41,687,911.41 = 10,512,778.36 : x
  2. Step 2: Convert to fraction form
    27,789,261.88/41,687,911.41 = 10,512,778.36/x
  3. Step 3: Cross multiply
    27,789,261.88x = 41,687,911.41 × 10,512,778.36
  4. Step 4: Simplify right side
    27,789,261.88x = 438,255,772,944,645
  5. Step 5: Solve for x
    x = 438,255,772,944,645/27,789,261.88
  6. Step 6: Final answer
    x = 15,770,687.79

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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.