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Finding the Third Proportional to 20,336,808 and 28,445,112

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Solution

The third proportional to 20,336,808 and 28,445,112 is: 39,786,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336,808 : 28,445,112 = 28,445,112 : x
  2. Step 2: Convert to fraction form
    20,336,808/28,445,112 = 28,445,112/x
  3. Step 3: Cross multiply
    20,336,808x = 28,445,112 × 28,445,112
  4. Step 4: Simplify right side
    20,336,808x = 809,124,396,692,544
  5. Step 5: Solve for x
    x = 809,124,396,692,544/20,336,808
  6. Step 6: Final answer
    x = 39,786,204.24

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.