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Finding the Third Proportional to 19,976,955 and 43,842,327

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Solution

The third proportional to 19,976,955 and 43,842,327 is: 96,218,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976,955 : 43,842,327 = 43,842,327 : x
  2. Step 2: Convert to fraction form
    19,976,955/43,842,327 = 43,842,327/x
  3. Step 3: Cross multiply
    19,976,955x = 43,842,327 × 43,842,327
  4. Step 4: Simplify right side
    19,976,955x = 1,922,149,636,774,929
  5. Step 5: Solve for x
    x = 1,922,149,636,774,929/19,976,955
  6. Step 6: Final answer
    x = 96,218,349.43

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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.