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Finding the Third Proportional to 13,930,994 and 21,526,939

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Solution

The third proportional to 13,930,994 and 21,526,939 is: 33,264,611.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,994 : 21,526,939 = 21,526,939 : x
  2. Step 2: Convert to fraction form
    13,930,994/21,526,939 = 21,526,939/x
  3. Step 3: Cross multiply
    13,930,994x = 21,526,939 × 21,526,939
  4. Step 4: Simplify right side
    13,930,994x = 463,409,102,709,721
  5. Step 5: Solve for x
    x = 463,409,102,709,721/13,930,994
  6. Step 6: Final answer
    x = 33,264,611.46

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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.