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Finding the Third Proportional to 7,085,886 and 15,057,507

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Solution

The third proportional to 7,085,886 and 15,057,507 is: 31,997,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,886 : 15,057,507 = 15,057,507 : x
  2. Step 2: Convert to fraction form
    7,085,886/15,057,507 = 15,057,507/x
  3. Step 3: Cross multiply
    7,085,886x = 15,057,507 × 15,057,507
  4. Step 4: Simplify right side
    7,085,886x = 226,728,517,055,049
  5. Step 5: Solve for x
    x = 226,728,517,055,049/7,085,886
  6. Step 6: Final answer
    x = 31,997,200.78

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.