Home / 13,614,593-18,788,138.52-7,503,021.44

Finding the Fourth Proportional to 13,614,593, 18,788,138.52 and 7,503,021.44

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Solution

The fourth proportional to 13,614,593, 18,788,138.52 and 7,503,021.44 is: 10,354,169.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,593 : 18,788,138.52 = 7,503,021.44 : x
  2. Step 2: Convert to fraction form
    13,614,593/18,788,138.52 = 7,503,021.44/x
  3. Step 3: Cross multiply
    13,614,593x = 18,788,138.52 × 7,503,021.44
  4. Step 4: Simplify right side
    13,614,593x = 140,967,806,133,249.88
  5. Step 5: Solve for x
    x = 140,967,806,133,249.88/13,614,593
  6. Step 6: Final answer
    x = 10,354,169.69

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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.