Home / 6,121,820.78-9,179,893.56-2,282,612.36

Finding the Fourth Proportional to 6,121,820.78, 9,179,893.56 and 2,282,612.36

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Solution

The fourth proportional to 6,121,820.78, 9,179,893.56 and 2,282,612.36 is: 3,422,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,820.78 : 9,179,893.56 = 2,282,612.36 : x
  2. Step 2: Convert to fraction form
    6,121,820.78/9,179,893.56 = 2,282,612.36/x
  3. Step 3: Cross multiply
    6,121,820.78x = 9,179,893.56 × 2,282,612.36
  4. Step 4: Simplify right side
    6,121,820.78x = 20,954,138,503,540.40
  5. Step 5: Solve for x
    x = 20,954,138,503,540.40/6,121,820.78
  6. Step 6: Final answer
    x = 3,422,860.49

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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.