Home / 14,420,517.64-19,879,112.82-10,976,760.52

Finding the Fourth Proportional to 14,420,517.64, 19,879,112.82 and 10,976,760.52

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Solution

The fourth proportional to 14,420,517.64, 19,879,112.82 and 10,976,760.52 is: 15,131,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420,517.64 : 19,879,112.82 = 10,976,760.52 : x
  2. Step 2: Convert to fraction form
    14,420,517.64/19,879,112.82 = 10,976,760.52/x
  3. Step 3: Cross multiply
    14,420,517.64x = 19,879,112.82 × 10,976,760.52
  4. Step 4: Simplify right side
    14,420,517.64x = 218,208,260,775,201.88
  5. Step 5: Solve for x
    x = 218,208,260,775,201.88/14,420,517.64
  6. Step 6: Final answer
    x = 15,131,791.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.