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Finding the Third Proportional to 15,618,808 and 31,998,636

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Solution

The third proportional to 15,618,808 and 31,998,636 is: 65,556,392.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,618,808 : 31,998,636 = 31,998,636 : x
  2. Step 2: Convert to fraction form
    15,618,808/31,998,636 = 31,998,636/x
  3. Step 3: Cross multiply
    15,618,808x = 31,998,636 × 31,998,636
  4. Step 4: Simplify right side
    15,618,808x = 1,023,912,705,860,496
  5. Step 5: Solve for x
    x = 1,023,912,705,860,496/15,618,808
  6. Step 6: Final answer
    x = 65,556,392.39

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.