Home / 27,378,168.50-41,107,624.77-15,271,286.42

Finding the Fourth Proportional to 27,378,168.50, 41,107,624.77 and 15,271,286.42

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Solution

The fourth proportional to 27,378,168.50, 41,107,624.77 and 15,271,286.42 is: 22,929,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,378,168.50 : 41,107,624.77 = 15,271,286.42 : x
  2. Step 2: Convert to fraction form
    27,378,168.50/41,107,624.77 = 15,271,286.42/x
  3. Step 3: Cross multiply
    27,378,168.50x = 41,107,624.77 × 15,271,286.42
  4. Step 4: Simplify right side
    27,378,168.50x = 627,766,311,908,556.62
  5. Step 5: Solve for x
    x = 627,766,311,908,556.62/27,378,168.50
  6. Step 6: Final answer
    x = 22,929,448.77

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1.5x scale

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.