Home / 5,168,093.25-7,131,968.69-2,876,795.22

Finding the Fourth Proportional to 5,168,093.25, 7,131,968.69 and 2,876,795.22

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Solution

The fourth proportional to 5,168,093.25, 7,131,968.69 and 2,876,795.22 is: 3,969,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,093.25 : 7,131,968.69 = 2,876,795.22 : x
  2. Step 2: Convert to fraction form
    5,168,093.25/7,131,968.69 = 2,876,795.22/x
  3. Step 3: Cross multiply
    5,168,093.25x = 7,131,968.69 × 2,876,795.22
  4. Step 4: Simplify right side
    5,168,093.25x = 20,517,213,422,197.69
  5. Step 5: Solve for x
    x = 20,517,213,422,197.69/5,168,093.25
  6. Step 6: Final answer
    x = 3,969,977.40

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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.