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Finding the Third Proportional to 20,038,422 and 43,766,176

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Solution

The third proportional to 20,038,422 and 43,766,176 is: 95,590,269.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,422 : 43,766,176 = 43,766,176 : x
  2. Step 2: Convert to fraction form
    20,038,422/43,766,176 = 43,766,176/x
  3. Step 3: Cross multiply
    20,038,422x = 43,766,176 × 43,766,176
  4. Step 4: Simplify right side
    20,038,422x = 1,915,478,161,662,976
  5. Step 5: Solve for x
    x = 1,915,478,161,662,976/20,038,422
  6. Step 6: Final answer
    x = 95,590,269.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.