Home / 18,192,800.20-27,289,200.30-16,704,765.40

Finding the Fourth Proportional to 18,192,800.20, 27,289,200.30 and 16,704,765.40

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Solution

The fourth proportional to 18,192,800.20, 27,289,200.30 and 16,704,765.40 is: 25,057,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,800.20 : 27,289,200.30 = 16,704,765.40 : x
  2. Step 2: Convert to fraction form
    18,192,800.20/27,289,200.30 = 16,704,765.40/x
  3. Step 3: Cross multiply
    18,192,800.20x = 27,289,200.30 × 16,704,765.40
  4. Step 4: Simplify right side
    18,192,800.20x = 455,859,688,965,109.62
  5. Step 5: Solve for x
    x = 455,859,688,965,109.62/18,192,800.20
  6. Step 6: Final answer
    x = 25,057,148.10

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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.