Home / 18,525,372.91-25,556,630.76-11,180,858.29

Finding the Fourth Proportional to 18,525,372.91, 25,556,630.76 and 11,180,858.29

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Solution

The fourth proportional to 18,525,372.91, 25,556,630.76 and 11,180,858.29 is: 15,424,524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525,372.91 : 25,556,630.76 = 11,180,858.29 : x
  2. Step 2: Convert to fraction form
    18,525,372.91/25,556,630.76 = 11,180,858.29/x
  3. Step 3: Cross multiply
    18,525,372.91x = 25,556,630.76 × 11,180,858.29
  4. Step 4: Simplify right side
    18,525,372.91x = 285,745,066,833,523.44
  5. Step 5: Solve for x
    x = 285,745,066,833,523.44/18,525,372.91
  6. Step 6: Final answer
    x = 15,424,524.42

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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.