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Finding the Third Proportional to 13,996,661 and 20,994,998

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Solution

The third proportional to 13,996,661 and 20,994,998 is: 31,492,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,996,661 : 20,994,998 = 20,994,998 : x
  2. Step 2: Convert to fraction form
    13,996,661/20,994,998 = 20,994,998/x
  3. Step 3: Cross multiply
    13,996,661x = 20,994,998 × 20,994,998
  4. Step 4: Simplify right side
    13,996,661x = 440,789,941,020,004
  5. Step 5: Solve for x
    x = 440,789,941,020,004/13,996,661
  6. Step 6: Final answer
    x = 31,492,506.75

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Why These Related Problems?

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