Home / 16,786,987.45-25,193,767.20-6,556,748.20

Finding the Fourth Proportional to 16,786,987.45, 25,193,767.20 and 6,556,748.20

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Solution

The fourth proportional to 16,786,987.45, 25,193,767.20 and 6,556,748.20 is: 9,840,311.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,987.45 : 25,193,767.20 = 6,556,748.20 : x
  2. Step 2: Convert to fraction form
    16,786,987.45/25,193,767.20 = 6,556,748.20/x
  3. Step 3: Cross multiply
    16,786,987.45x = 25,193,767.20 × 6,556,748.20
  4. Step 4: Simplify right side
    16,786,987.45x = 165,189,187,739,819.03
  5. Step 5: Solve for x
    x = 165,189,187,739,819.03/16,786,987.45
  6. Step 6: Final answer
    x = 9,840,311.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.