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Finding the Third Proportional to 3,143,502 and 6,875,469

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Solution

The third proportional to 3,143,502 and 6,875,469 is: 15,038,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,502 : 6,875,469 = 6,875,469 : x
  2. Step 2: Convert to fraction form
    3,143,502/6,875,469 = 6,875,469/x
  3. Step 3: Cross multiply
    3,143,502x = 6,875,469 × 6,875,469
  4. Step 4: Simplify right side
    3,143,502x = 47,272,073,969,961
  5. Step 5: Solve for x
    x = 47,272,073,969,961/3,143,502
  6. Step 6: Final answer
    x = 15,038,028.91

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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.