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Finding the Third Proportional to 3,740,416 and 8,078,700

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Solution

The third proportional to 3,740,416 and 8,078,700 is: 17,448,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,416 : 8,078,700 = 8,078,700 : x
  2. Step 2: Convert to fraction form
    3,740,416/8,078,700 = 8,078,700/x
  3. Step 3: Cross multiply
    3,740,416x = 8,078,700 × 8,078,700
  4. Step 4: Simplify right side
    3,740,416x = 65,265,393,690,000
  5. Step 5: Solve for x
    x = 65,265,393,690,000/3,740,416
  6. Step 6: Final answer
    x = 17,448,699.21

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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.