Home / 16,864,358.72-23,272,788.10-9,129,399

Finding the Fourth Proportional to 16,864,358.72, 23,272,788.10 and 9,129,399

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Solution

The fourth proportional to 16,864,358.72, 23,272,788.10 and 9,129,399 is: 12,598,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864,358.72 : 23,272,788.10 = 9,129,399 : x
  2. Step 2: Convert to fraction form
    16,864,358.72/23,272,788.10 = 9,129,399/x
  3. Step 3: Cross multiply
    16,864,358.72x = 23,272,788.10 × 9,129,399
  4. Step 4: Simplify right side
    16,864,358.72x = 212,466,568,407,351.91
  5. Step 5: Solve for x
    x = 212,466,568,407,351.91/16,864,358.72
  6. Step 6: Final answer
    x = 12,598,556.04

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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.