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Finding the Third Proportional to 21,519,658 and 46,109,373

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Solution

The third proportional to 21,519,658 and 46,109,373 is: 98,796,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,519,658 : 46,109,373 = 46,109,373 : x
  2. Step 2: Convert to fraction form
    21,519,658/46,109,373 = 46,109,373/x
  3. Step 3: Cross multiply
    21,519,658x = 46,109,373 × 46,109,373
  4. Step 4: Simplify right side
    21,519,658x = 2,126,074,278,453,129
  5. Step 5: Solve for x
    x = 2,126,074,278,453,129/21,519,658
  6. Step 6: Final answer
    x = 98,796,843.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.