Home / 13,851,138.07-20,775,721.72-4,265,517.07

Finding the Fourth Proportional to 13,851,138.07, 20,775,721.72 and 4,265,517.07

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Solution

The fourth proportional to 13,851,138.07, 20,775,721.72 and 4,265,517.07 is: 6,397,972.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,138.07 : 20,775,721.72 = 4,265,517.07 : x
  2. Step 2: Convert to fraction form
    13,851,138.07/20,775,721.72 = 4,265,517.07/x
  3. Step 3: Cross multiply
    13,851,138.07x = 20,775,721.72 × 4,265,517.07
  4. Step 4: Simplify right side
    13,851,138.07x = 88,619,195,638,229.77
  5. Step 5: Solve for x
    x = 88,619,195,638,229.77/13,851,138.07
  6. Step 6: Final answer
    x = 6,397,972.15

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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.