Home / 18,691,388.54-25,794,452.14-10,962,005.66

Finding the Fourth Proportional to 18,691,388.54, 25,794,452.14 and 10,962,005.66

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Solution

The fourth proportional to 18,691,388.54, 25,794,452.14 and 10,962,005.66 is: 15,127,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,691,388.54 : 25,794,452.14 = 10,962,005.66 : x
  2. Step 2: Convert to fraction form
    18,691,388.54/25,794,452.14 = 10,962,005.66/x
  3. Step 3: Cross multiply
    18,691,388.54x = 25,794,452.14 × 10,962,005.66
  4. Step 4: Simplify right side
    18,691,388.54x = 282,758,930,355,279.12
  5. Step 5: Solve for x
    x = 282,758,930,355,279.12/18,691,388.54
  6. Step 6: Final answer
    x = 15,127,764.84

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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.