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Finding the Third Proportional to 13,904,100 and 20,358,404

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Solution

The third proportional to 13,904,100 and 20,358,404 is: 29,808,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904,100 : 20,358,404 = 20,358,404 : x
  2. Step 2: Convert to fraction form
    13,904,100/20,358,404 = 20,358,404/x
  3. Step 3: Cross multiply
    13,904,100x = 20,358,404 × 20,358,404
  4. Step 4: Simplify right side
    13,904,100x = 414,464,613,427,216
  5. Step 5: Solve for x
    x = 414,464,613,427,216/13,904,100
  6. Step 6: Final answer
    x = 29,808,805.56

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.