Home / 13,667,007.80-20,476,892.10-6,463,029.80

Finding the Fourth Proportional to 13,667,007.80, 20,476,892.10 and 6,463,029.80

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Solution

The fourth proportional to 13,667,007.80, 20,476,892.10 and 6,463,029.80 is: 9,683,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,007.80 : 20,476,892.10 = 6,463,029.80 : x
  2. Step 2: Convert to fraction form
    13,667,007.80/20,476,892.10 = 6,463,029.80/x
  3. Step 3: Cross multiply
    13,667,007.80x = 20,476,892.10 × 6,463,029.80
  4. Step 4: Simplify right side
    13,667,007.80x = 132,342,763,853,684.58
  5. Step 5: Solve for x
    x = 132,342,763,853,684.58/13,667,007.80
  6. Step 6: Final answer
    x = 9,683,375.16

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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.