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Finding the Third Proportional to 6,413,666 and 13,358,044

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Solution

The third proportional to 6,413,666 and 13,358,044 is: 27,821,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,666 : 13,358,044 = 13,358,044 : x
  2. Step 2: Convert to fraction form
    6,413,666/13,358,044 = 13,358,044/x
  3. Step 3: Cross multiply
    6,413,666x = 13,358,044 × 13,358,044
  4. Step 4: Simplify right side
    6,413,666x = 178,437,339,505,936
  5. Step 5: Solve for x
    x = 178,437,339,505,936/6,413,666
  6. Step 6: Final answer
    x = 27,821,426.86

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.