Home / 5,168,093.50-7,131,969.03-2,876,795.47

Finding the Fourth Proportional to 5,168,093.50, 7,131,969.03 and 2,876,795.47

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Solution

The fourth proportional to 5,168,093.50, 7,131,969.03 and 2,876,795.47 is: 3,969,977.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,093.50 : 7,131,969.03 = 2,876,795.47 : x
  2. Step 2: Convert to fraction form
    5,168,093.50/7,131,969.03 = 2,876,795.47/x
  3. Step 3: Cross multiply
    5,168,093.50x = 7,131,969.03 × 2,876,795.47
  4. Step 4: Simplify right side
    5,168,093.50x = 20,517,216,197,684.30
  5. Step 5: Solve for x
    x = 20,517,216,197,684.30/5,168,093.50
  6. Step 6: Final answer
    x = 3,969,977.75

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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.