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Finding the Third Proportional to 9,297,069 and 20,240,865

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Solution

The third proportional to 9,297,069 and 20,240,865 is: 44,066,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,297,069 : 20,240,865 = 20,240,865 : x
  2. Step 2: Convert to fraction form
    9,297,069/20,240,865 = 20,240,865/x
  3. Step 3: Cross multiply
    9,297,069x = 20,240,865 × 20,240,865
  4. Step 4: Simplify right side
    9,297,069x = 409,692,615,948,225
  5. Step 5: Solve for x
    x = 409,692,615,948,225/9,297,069
  6. Step 6: Final answer
    x = 44,066,857.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.