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Finding the Third Proportional to 10,219,618 and 22,253,636

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Solution

The third proportional to 10,219,618 and 22,253,636 is: 48,458,202.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219,618 : 22,253,636 = 22,253,636 : x
  2. Step 2: Convert to fraction form
    10,219,618/22,253,636 = 22,253,636/x
  3. Step 3: Cross multiply
    10,219,618x = 22,253,636 × 22,253,636
  4. Step 4: Simplify right side
    10,219,618x = 495,224,315,220,496
  5. Step 5: Solve for x
    x = 495,224,315,220,496/10,219,618
  6. Step 6: Final answer
    x = 48,458,202.18

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.