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Finding the Third Proportional to 4,993,268 and 7,518,620

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Solution

The third proportional to 4,993,268 and 7,518,620 is: 11,321,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993,268 : 7,518,620 = 7,518,620 : x
  2. Step 2: Convert to fraction form
    4,993,268/7,518,620 = 7,518,620/x
  3. Step 3: Cross multiply
    4,993,268x = 7,518,620 × 7,518,620
  4. Step 4: Simplify right side
    4,993,268x = 56,529,646,704,400
  5. Step 5: Solve for x
    x = 56,529,646,704,400/4,993,268
  6. Step 6: Final answer
    x = 11,321,172.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.