Home / 13,287,072.27-19,923,396.15-5,991,996.51

Finding the Fourth Proportional to 13,287,072.27, 19,923,396.15 and 5,991,996.51

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Solution

The fourth proportional to 13,287,072.27, 19,923,396.15 and 5,991,996.51 is: 8,984,742.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,287,072.27 : 19,923,396.15 = 5,991,996.51 : x
  2. Step 2: Convert to fraction form
    13,287,072.27/19,923,396.15 = 5,991,996.51/x
  3. Step 3: Cross multiply
    13,287,072.27x = 19,923,396.15 × 5,991,996.51
  4. Step 4: Simplify right side
    13,287,072.27x = 119,380,920,198,147.42
  5. Step 5: Solve for x
    x = 119,380,920,198,147.42/13,287,072.27
  6. Step 6: Final answer
    x = 8,984,742.29

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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.