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Finding the Third Proportional to 4,410,726 and 9,356,781

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Solution

The third proportional to 4,410,726 and 9,356,781 is: 19,849,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410,726 : 9,356,781 = 9,356,781 : x
  2. Step 2: Convert to fraction form
    4,410,726/9,356,781 = 9,356,781/x
  3. Step 3: Cross multiply
    4,410,726x = 9,356,781 × 9,356,781
  4. Step 4: Simplify right side
    4,410,726x = 87,549,350,681,961
  5. Step 5: Solve for x
    x = 87,549,350,681,961/4,410,726
  6. Step 6: Final answer
    x = 19,849,192.78

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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.