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Finding the Third Proportional to 8,840,455 and 13,651,211

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Solution

The third proportional to 8,840,455 and 13,651,211 is: 21,079,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840,455 : 13,651,211 = 13,651,211 : x
  2. Step 2: Convert to fraction form
    8,840,455/13,651,211 = 13,651,211/x
  3. Step 3: Cross multiply
    8,840,455x = 13,651,211 × 13,651,211
  4. Step 4: Simplify right side
    8,840,455x = 186,355,561,766,521
  5. Step 5: Solve for x
    x = 186,355,561,766,521/8,840,455
  6. Step 6: Final answer
    x = 21,079,860.91

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.