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Finding the Third Proportional to 13,959,589 and 20,954,156

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Solution

The third proportional to 13,959,589 and 20,954,156 is: 31,453,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959,589 : 20,954,156 = 20,954,156 : x
  2. Step 2: Convert to fraction form
    13,959,589/20,954,156 = 20,954,156/x
  3. Step 3: Cross multiply
    13,959,589x = 20,954,156 × 20,954,156
  4. Step 4: Simplify right side
    13,959,589x = 439,076,653,672,336
  5. Step 5: Solve for x
    x = 439,076,653,672,336/13,959,589
  6. Step 6: Final answer
    x = 31,453,408.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.