Home / 20,042,310.21-30,078,579.24-14,664,834.42

Finding the Fourth Proportional to 20,042,310.21, 30,078,579.24 and 14,664,834.42

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Solution

The fourth proportional to 20,042,310.21, 30,078,579.24 and 14,664,834.42 is: 22,008,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,310.21 : 30,078,579.24 = 14,664,834.42 : x
  2. Step 2: Convert to fraction form
    20,042,310.21/30,078,579.24 = 14,664,834.42/x
  3. Step 3: Cross multiply
    20,042,310.21x = 30,078,579.24 × 14,664,834.42
  4. Step 4: Simplify right side
    20,042,310.21x = 441,097,384,143,449.44
  5. Step 5: Solve for x
    x = 441,097,384,143,449.44/20,042,310.21
  6. Step 6: Final answer
    x = 22,008,310.40

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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.