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Finding the Third Proportional to 18,651,974 and 28,775,238

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Solution

The third proportional to 18,651,974 and 28,775,238 is: 44,392,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,651,974 : 28,775,238 = 28,775,238 : x
  2. Step 2: Convert to fraction form
    18,651,974/28,775,238 = 28,775,238/x
  3. Step 3: Cross multiply
    18,651,974x = 28,775,238 × 28,775,238
  4. Step 4: Simplify right side
    18,651,974x = 828,014,321,956,644
  5. Step 5: Solve for x
    x = 828,014,321,956,644/18,651,974
  6. Step 6: Final answer
    x = 44,392,852.04

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.