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Finding the Third Proportional to 13,618,832 and 20,235,308

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Solution

The third proportional to 13,618,832 and 20,235,308 is: 30,066,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,618,832 : 20,235,308 = 20,235,308 : x
  2. Step 2: Convert to fraction form
    13,618,832/20,235,308 = 20,235,308/x
  3. Step 3: Cross multiply
    13,618,832x = 20,235,308 × 20,235,308
  4. Step 4: Simplify right side
    13,618,832x = 409,467,689,854,864
  5. Step 5: Solve for x
    x = 409,467,689,854,864/13,618,832
  6. Step 6: Final answer
    x = 30,066,285.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.