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Finding the Third Proportional to 19,201,230 and 41,989,102

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Solution

The third proportional to 19,201,230 and 41,989,102 is: 91,821,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201,230 : 41,989,102 = 41,989,102 : x
  2. Step 2: Convert to fraction form
    19,201,230/41,989,102 = 41,989,102/x
  3. Step 3: Cross multiply
    19,201,230x = 41,989,102 × 41,989,102
  4. Step 4: Simplify right side
    19,201,230x = 1,763,084,686,766,404
  5. Step 5: Solve for x
    x = 1,763,084,686,766,404/19,201,230
  6. Step 6: Final answer
    x = 91,821,445.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.