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Finding the Third Proportional to 14,152,812 and 21,206,994

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Solution

The third proportional to 14,152,812 and 21,206,994 is: 31,777,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152,812 : 21,206,994 = 21,206,994 : x
  2. Step 2: Convert to fraction form
    14,152,812/21,206,994 = 21,206,994/x
  3. Step 3: Cross multiply
    14,152,812x = 21,206,994 × 21,206,994
  4. Step 4: Simplify right side
    14,152,812x = 449,736,594,516,036
  5. Step 5: Solve for x
    x = 449,736,594,516,036/14,152,812
  6. Step 6: Final answer
    x = 31,777,189.90

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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.