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Finding the Third Proportional to 10,921,767 and 16,958,124

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Solution

The third proportional to 10,921,767 and 16,958,124 is: 26,330,718.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,767 : 16,958,124 = 16,958,124 : x
  2. Step 2: Convert to fraction form
    10,921,767/16,958,124 = 16,958,124/x
  3. Step 3: Cross multiply
    10,921,767x = 16,958,124 × 16,958,124
  4. Step 4: Simplify right side
    10,921,767x = 287,577,969,599,376
  5. Step 5: Solve for x
    x = 287,577,969,599,376/10,921,767
  6. Step 6: Final answer
    x = 26,330,718.24

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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.