Home / 20,280,195-30,422,167.38-6,633,418.68

Finding the Fourth Proportional to 20,280,195, 30,422,167.38 and 6,633,418.68

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Solution

The fourth proportional to 20,280,195, 30,422,167.38 and 6,633,418.68 is: 9,950,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,280,195 : 30,422,167.38 = 6,633,418.68 : x
  2. Step 2: Convert to fraction form
    20,280,195/30,422,167.38 = 6,633,418.68/x
  3. Step 3: Cross multiply
    20,280,195x = 30,422,167.38 × 6,633,418.68
  4. Step 4: Simplify right side
    20,280,195x = 201,802,973,384,578.66
  5. Step 5: Solve for x
    x = 201,802,973,384,578.66/20,280,195
  6. Step 6: Final answer
    x = 9,950,741.27

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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.