Home / 19,085,191.41-28,630,447.97-6,131,734.39

Finding the Fourth Proportional to 19,085,191.41, 28,630,447.97 and 6,131,734.39

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Solution

The fourth proportional to 19,085,191.41, 28,630,447.97 and 6,131,734.39 is: 9,198,456.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,191.41 : 28,630,447.97 = 6,131,734.39 : x
  2. Step 2: Convert to fraction form
    19,085,191.41/28,630,447.97 = 6,131,734.39/x
  3. Step 3: Cross multiply
    19,085,191.41x = 28,630,447.97 × 6,131,734.39
  4. Step 4: Simplify right side
    19,085,191.41x = 175,554,302,458,375.09
  5. Step 5: Solve for x
    x = 175,554,302,458,375.09/19,085,191.41
  6. Step 6: Final answer
    x = 9,198,456.47

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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.