Home / 13,968,042.80-20,936,512.20-5,445,546.80

Finding the Fourth Proportional to 13,968,042.80, 20,936,512.20 and 5,445,546.80

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Solution

The fourth proportional to 13,968,042.80, 20,936,512.20 and 5,445,546.80 is: 8,162,257.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968,042.80 : 20,936,512.20 = 5,445,546.80 : x
  2. Step 2: Convert to fraction form
    13,968,042.80/20,936,512.20 = 5,445,546.80/x
  3. Step 3: Cross multiply
    13,968,042.80x = 20,936,512.20 × 5,445,546.80
  4. Step 4: Simplify right side
    13,968,042.80x = 114,010,757,013,870.95
  5. Step 5: Solve for x
    x = 114,010,757,013,870.95/13,968,042.80
  6. Step 6: Final answer
    x = 8,162,257.14

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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.