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Finding the Third Proportional to 20,442,618 and 45,033,246

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Solution

The third proportional to 20,442,618 and 45,033,246 is: 99,204,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,442,618 : 45,033,246 = 45,033,246 : x
  2. Step 2: Convert to fraction form
    20,442,618/45,033,246 = 45,033,246/x
  3. Step 3: Cross multiply
    20,442,618x = 45,033,246 × 45,033,246
  4. Step 4: Simplify right side
    20,442,618x = 2,027,993,245,296,516
  5. Step 5: Solve for x
    x = 2,027,993,245,296,516/20,442,618
  6. Step 6: Final answer
    x = 99,204,184.38

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.