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Finding the Third Proportional to 3,153,564 and 6,917,544

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Solution

The third proportional to 3,153,564 and 6,917,544 is: 15,174,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,564 : 6,917,544 = 6,917,544 : x
  2. Step 2: Convert to fraction form
    3,153,564/6,917,544 = 6,917,544/x
  3. Step 3: Cross multiply
    3,153,564x = 6,917,544 × 6,917,544
  4. Step 4: Simplify right side
    3,153,564x = 47,852,414,991,936
  5. Step 5: Solve for x
    x = 47,852,414,991,936/3,153,564
  6. Step 6: Final answer
    x = 15,174,074.47

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.