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Finding the Third Proportional to 20,734,032 and 45,247,078

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Solution

The third proportional to 20,734,032 and 45,247,078 is: 98,740,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,032 : 45,247,078 = 45,247,078 : x
  2. Step 2: Convert to fraction form
    20,734,032/45,247,078 = 45,247,078/x
  3. Step 3: Cross multiply
    20,734,032x = 45,247,078 × 45,247,078
  4. Step 4: Simplify right side
    20,734,032x = 2,047,298,067,538,084
  5. Step 5: Solve for x
    x = 2,047,298,067,538,084/20,734,032
  6. Step 6: Final answer
    x = 98,740,952.44

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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.