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Finding the Third Proportional to 21,268,755 and 46,387,278

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Solution

The third proportional to 21,268,755 and 46,387,278 is: 101,170,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,268,755 : 46,387,278 = 46,387,278 : x
  2. Step 2: Convert to fraction form
    21,268,755/46,387,278 = 46,387,278/x
  3. Step 3: Cross multiply
    21,268,755x = 46,387,278 × 46,387,278
  4. Step 4: Simplify right side
    21,268,755x = 2,151,779,560,249,284
  5. Step 5: Solve for x
    x = 2,151,779,560,249,284/21,268,755
  6. Step 6: Final answer
    x = 101,170,922.33

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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.