Home / 22,378,909.38-30,882,849.39-12,589,360.62

Finding the Fourth Proportional to 22,378,909.38, 30,882,849.39 and 12,589,360.62

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Solution

The fourth proportional to 22,378,909.38, 30,882,849.39 and 12,589,360.62 is: 17,373,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378,909.38 : 30,882,849.39 = 12,589,360.62 : x
  2. Step 2: Convert to fraction form
    22,378,909.38/30,882,849.39 = 12,589,360.62/x
  3. Step 3: Cross multiply
    22,378,909.38x = 30,882,849.39 × 12,589,360.62
  4. Step 4: Simplify right side
    22,378,909.38x = 388,795,327,943,857
  5. Step 5: Solve for x
    x = 388,795,327,943,857/22,378,909.38
  6. Step 6: Final answer
    x = 17,373,292.03

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1.5x scale

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.