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Finding the Third Proportional to 13,349,392 and 20,679,961

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Solution

The third proportional to 13,349,392 and 20,679,961 is: 32,035,974.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,392 : 20,679,961 = 20,679,961 : x
  2. Step 2: Convert to fraction form
    13,349,392/20,679,961 = 20,679,961/x
  3. Step 3: Cross multiply
    13,349,392x = 20,679,961 × 20,679,961
  4. Step 4: Simplify right side
    13,349,392x = 427,660,786,961,521
  5. Step 5: Solve for x
    x = 427,660,786,961,521/13,349,392
  6. Step 6: Final answer
    x = 32,035,974.89

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.