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Finding the Third Proportional to 14,511,388 and 20,977,290

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Solution

The third proportional to 14,511,388 and 20,977,290 is: 30,324,231.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511,388 : 20,977,290 = 20,977,290 : x
  2. Step 2: Convert to fraction form
    14,511,388/20,977,290 = 20,977,290/x
  3. Step 3: Cross multiply
    14,511,388x = 20,977,290 × 20,977,290
  4. Step 4: Simplify right side
    14,511,388x = 440,046,695,744,100
  5. Step 5: Solve for x
    x = 440,046,695,744,100/14,511,388
  6. Step 6: Final answer
    x = 30,324,231.96

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.