Home / 43,473,323.10-65,217,857.85-21,853,515.90

Finding the Fourth Proportional to 43,473,323.10, 65,217,857.85 and 21,853,515.90

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Solution

The fourth proportional to 43,473,323.10, 65,217,857.85 and 21,853,515.90 is: 32,784,231.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,473,323.10 : 65,217,857.85 = 21,853,515.90 : x
  2. Step 2: Convert to fraction form
    43,473,323.10/65,217,857.85 = 21,853,515.90/x
  3. Step 3: Cross multiply
    43,473,323.10x = 65,217,857.85 × 21,853,515.90
  4. Step 4: Simplify right side
    43,473,323.10x = 1,425,239,493,488,914.75
  5. Step 5: Solve for x
    x = 1,425,239,493,488,914.75/43,473,323.10
  6. Step 6: Final answer
    x = 32,784,231.61

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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.