Home / 13,722,880.78-20,125,996.59

Finding the Third Proportional to 13,722,880.78 and 20,125,996.59

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Solution

The third proportional to 13,722,880.78 and 20,125,996.59 is: 29,516,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,722,880.78 : 20,125,996.59 = 20,125,996.59 : x
  2. Step 2: Convert to fraction form
    13,722,880.78/20,125,996.59 = 20,125,996.59/x
  3. Step 3: Cross multiply
    13,722,880.78x = 20,125,996.59 × 20,125,996.59
  4. Step 4: Simplify right side
    13,722,880.78x = 405,055,738,891,636.62
  5. Step 5: Solve for x
    x = 405,055,738,891,636.62/13,722,880.78
  6. Step 6: Final answer
    x = 29,516,815.41

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.