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Finding the Third Proportional to 7,758,646 and 16,860,259

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Solution

The third proportional to 7,758,646 and 16,860,259 is: 36,638,910.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,646 : 16,860,259 = 16,860,259 : x
  2. Step 2: Convert to fraction form
    7,758,646/16,860,259 = 16,860,259/x
  3. Step 3: Cross multiply
    7,758,646x = 16,860,259 × 16,860,259
  4. Step 4: Simplify right side
    7,758,646x = 284,268,333,547,081
  5. Step 5: Solve for x
    x = 284,268,333,547,081/7,758,646
  6. Step 6: Final answer
    x = 36,638,910.13

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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.