Home / 8,851,067.54-13,278,963.88-3,171,865.94

Finding the Fourth Proportional to 8,851,067.54, 13,278,963.88 and 3,171,865.94

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Solution

The fourth proportional to 8,851,067.54, 13,278,963.88 and 3,171,865.94 is: 4,758,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851,067.54 : 13,278,963.88 = 3,171,865.94 : x
  2. Step 2: Convert to fraction form
    8,851,067.54/13,278,963.88 = 3,171,865.94/x
  3. Step 3: Cross multiply
    8,851,067.54x = 13,278,963.88 × 3,171,865.94
  4. Step 4: Simplify right side
    8,851,067.54x = 42,119,093,249,462.25
  5. Step 5: Solve for x
    x = 42,119,093,249,462.25/8,851,067.54
  6. Step 6: Final answer
    x = 4,758,645.56

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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.