Home / 31,198,940.28-43,054,390.62-17,447,959.08

Finding the Fourth Proportional to 31,198,940.28, 43,054,390.62 and 17,447,959.08

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Solution

The fourth proportional to 31,198,940.28, 43,054,390.62 and 17,447,959.08 is: 24,078,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,198,940.28 : 43,054,390.62 = 17,447,959.08 : x
  2. Step 2: Convert to fraction form
    31,198,940.28/43,054,390.62 = 17,447,959.08/x
  3. Step 3: Cross multiply
    31,198,940.28x = 43,054,390.62 × 17,447,959.08
  4. Step 4: Simplify right side
    31,198,940.28x = 751,211,245,752,095.75
  5. Step 5: Solve for x
    x = 751,211,245,752,095.75/31,198,940.28
  6. Step 6: Final answer
    x = 24,078,101.34

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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.