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Finding the Third Proportional to 6,647,389 and 14,459,467

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Solution

The third proportional to 6,647,389 and 14,459,467 is: 31,452,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,389 : 14,459,467 = 14,459,467 : x
  2. Step 2: Convert to fraction form
    6,647,389/14,459,467 = 14,459,467/x
  3. Step 3: Cross multiply
    6,647,389x = 14,459,467 × 14,459,467
  4. Step 4: Simplify right side
    6,647,389x = 209,076,185,924,089
  5. Step 5: Solve for x
    x = 209,076,185,924,089/6,647,389
  6. Step 6: Final answer
    x = 31,452,377.16

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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.