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Finding the Third Proportional to 7,860,954 and 16,666,680

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Solution

The third proportional to 7,860,954 and 16,666,680 is: 35,336,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860,954 : 16,666,680 = 16,666,680 : x
  2. Step 2: Convert to fraction form
    7,860,954/16,666,680 = 16,666,680/x
  3. Step 3: Cross multiply
    7,860,954x = 16,666,680 × 16,666,680
  4. Step 4: Simplify right side
    7,860,954x = 277,778,222,222,400
  5. Step 5: Solve for x
    x = 277,778,222,222,400/7,860,954
  6. Step 6: Final answer
    x = 35,336,451.81

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.