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Finding the Third Proportional to 7,866,348 and 17,293,740

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Solution

The third proportional to 7,866,348 and 17,293,740 is: 38,019,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866,348 : 17,293,740 = 17,293,740 : x
  2. Step 2: Convert to fraction form
    7,866,348/17,293,740 = 17,293,740/x
  3. Step 3: Cross multiply
    7,866,348x = 17,293,740 × 17,293,740
  4. Step 4: Simplify right side
    7,866,348x = 299,073,443,187,600
  5. Step 5: Solve for x
    x = 299,073,443,187,600/7,866,348
  6. Step 6: Final answer
    x = 38,019,350.68

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.