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Finding the Third Proportional to 20,246,445 and 43,565,436

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Solution

The third proportional to 20,246,445 and 43,565,436 is: 93,742,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246,445 : 43,565,436 = 43,565,436 : x
  2. Step 2: Convert to fraction form
    20,246,445/43,565,436 = 43,565,436/x
  3. Step 3: Cross multiply
    20,246,445x = 43,565,436 × 43,565,436
  4. Step 4: Simplify right side
    20,246,445x = 1,897,947,213,870,096
  5. Step 5: Solve for x
    x = 1,897,947,213,870,096/20,246,445
  6. Step 6: Final answer
    x = 93,742,245.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.