Home / 20,093,856.30-27,729,205.38-10,926,418.86

Finding the Fourth Proportional to 20,093,856.30, 27,729,205.38 and 10,926,418.86

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Solution

The fourth proportional to 20,093,856.30, 27,729,205.38 and 10,926,418.86 is: 15,078,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093,856.30 : 27,729,205.38 = 10,926,418.86 : x
  2. Step 2: Convert to fraction form
    20,093,856.30/27,729,205.38 = 10,926,418.86/x
  3. Step 3: Cross multiply
    20,093,856.30x = 27,729,205.38 × 10,926,418.86
  4. Step 4: Simplify right side
    20,093,856.30x = 302,980,912,636,845.44
  5. Step 5: Solve for x
    x = 302,980,912,636,845.44/20,093,856.30
  6. Step 6: Final answer
    x = 15,078,286.03

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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.