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Finding the Third Proportional to 8,840,458 and 13,651,215

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Solution

The third proportional to 8,840,458 and 13,651,215 is: 21,079,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840,458 : 13,651,215 = 13,651,215 : x
  2. Step 2: Convert to fraction form
    8,840,458/13,651,215 = 13,651,215/x
  3. Step 3: Cross multiply
    8,840,458x = 13,651,215 × 13,651,215
  4. Step 4: Simplify right side
    8,840,458x = 186,355,670,976,225
  5. Step 5: Solve for x
    x = 186,355,670,976,225/8,840,458
  6. Step 6: Final answer
    x = 21,079,866.11

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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.