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Finding the Third Proportional to 6,768,355 and 14,615,661

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Solution

The third proportional to 6,768,355 and 14,615,661 is: 31,561,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,355 : 14,615,661 = 14,615,661 : x
  2. Step 2: Convert to fraction form
    6,768,355/14,615,661 = 14,615,661/x
  3. Step 3: Cross multiply
    6,768,355x = 14,615,661 × 14,615,661
  4. Step 4: Simplify right side
    6,768,355x = 213,617,546,466,921
  5. Step 5: Solve for x
    x = 213,617,546,466,921/6,768,355
  6. Step 6: Final answer
    x = 31,561,220.78

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.