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Finding the Third Proportional to 20,518,494 and 32,019,954

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Solution

The third proportional to 20,518,494 and 32,019,954 is: 49,968,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,518,494 : 32,019,954 = 32,019,954 : x
  2. Step 2: Convert to fraction form
    20,518,494/32,019,954 = 32,019,954/x
  3. Step 3: Cross multiply
    20,518,494x = 32,019,954 × 32,019,954
  4. Step 4: Simplify right side
    20,518,494x = 1,025,277,454,162,116
  5. Step 5: Solve for x
    x = 1,025,277,454,162,116/20,518,494
  6. Step 6: Final answer
    x = 49,968,455.49

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.