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Finding the Third Proportional to 20,266,569 and 31,369,242

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Solution

The third proportional to 20,266,569 and 31,369,242 is: 48,554,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,266,569 : 31,369,242 = 31,369,242 : x
  2. Step 2: Convert to fraction form
    20,266,569/31,369,242 = 31,369,242/x
  3. Step 3: Cross multiply
    20,266,569x = 31,369,242 × 31,369,242
  4. Step 4: Simplify right side
    20,266,569x = 984,029,343,654,564
  5. Step 5: Solve for x
    x = 984,029,343,654,564/20,266,569
  6. Step 6: Final answer
    x = 48,554,313.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.