Home / 25,795,177.38-38,717,007.78-13,507,959.72

Finding the Fourth Proportional to 25,795,177.38, 38,717,007.78 and 13,507,959.72

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Solution

The fourth proportional to 25,795,177.38, 38,717,007.78 and 13,507,959.72 is: 20,274,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,795,177.38 : 38,717,007.78 = 13,507,959.72 : x
  2. Step 2: Convert to fraction form
    25,795,177.38/38,717,007.78 = 13,507,959.72/x
  3. Step 3: Cross multiply
    25,795,177.38x = 38,717,007.78 × 13,507,959.72
  4. Step 4: Simplify right side
    25,795,177.38x = 522,987,781,571,166.69
  5. Step 5: Solve for x
    x = 522,987,781,571,166.69/25,795,177.38
  6. Step 6: Final answer
    x = 20,274,634.05

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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.