Home / 11,902,291.20-16,425,172.44-6,469,783.20

Finding the Fourth Proportional to 11,902,291.20, 16,425,172.44 and 6,469,783.20

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Solution

The fourth proportional to 11,902,291.20, 16,425,172.44 and 6,469,783.20 is: 8,928,306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902,291.20 : 16,425,172.44 = 6,469,783.20 : x
  2. Step 2: Convert to fraction form
    11,902,291.20/16,425,172.44 = 6,469,783.20/x
  3. Step 3: Cross multiply
    11,902,291.20x = 16,425,172.44 × 6,469,783.20
  4. Step 4: Simplify right side
    11,902,291.20x = 106,267,304,709,415
  5. Step 5: Solve for x
    x = 106,267,304,709,415/11,902,291.20
  6. Step 6: Final answer
    x = 8,928,306.57

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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.