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Finding the Third Proportional to 20,819,864 and 45,114,600

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Solution

The third proportional to 20,819,864 and 45,114,600 is: 97,758,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,819,864 : 45,114,600 = 45,114,600 : x
  2. Step 2: Convert to fraction form
    20,819,864/45,114,600 = 45,114,600/x
  3. Step 3: Cross multiply
    20,819,864x = 45,114,600 × 45,114,600
  4. Step 4: Simplify right side
    20,819,864x = 2,035,327,133,160,000
  5. Step 5: Solve for x
    x = 2,035,327,133,160,000/20,819,864
  6. Step 6: Final answer
    x = 97,758,906.26

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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.