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Finding the Third Proportional to 7,758,630 and 16,860,226

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Solution

The third proportional to 7,758,630 and 16,860,226 is: 36,638,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,630 : 16,860,226 = 16,860,226 : x
  2. Step 2: Convert to fraction form
    7,758,630/16,860,226 = 16,860,226/x
  3. Step 3: Cross multiply
    7,758,630x = 16,860,226 × 16,860,226
  4. Step 4: Simplify right side
    7,758,630x = 284,267,220,771,076
  5. Step 5: Solve for x
    x = 284,267,220,771,076/7,758,630
  6. Step 6: Final answer
    x = 36,638,842.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.