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Finding the Third Proportional to 20,183,485 and 30,516,067.50

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Solution

The third proportional to 20,183,485 and 30,516,067.50 is: 46,138,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183,485 : 30,516,067.50 = 30,516,067.50 : x
  2. Step 2: Convert to fraction form
    20,183,485/30,516,067.50 = 30,516,067.50/x
  3. Step 3: Cross multiply
    20,183,485x = 30,516,067.50 × 30,516,067.50
  4. Step 4: Simplify right side
    20,183,485x = 931,230,375,664,556.25
  5. Step 5: Solve for x
    x = 931,230,375,664,556.25/20,183,485
  6. Step 6: Final answer
    x = 46,138,235.08

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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.