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Finding the Third Proportional to 21,305,718 and 46,016,532

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Solution

The third proportional to 21,305,718 and 46,016,532 is: 99,387,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,305,718 : 46,016,532 = 46,016,532 : x
  2. Step 2: Convert to fraction form
    21,305,718/46,016,532 = 46,016,532/x
  3. Step 3: Cross multiply
    21,305,718x = 46,016,532 × 46,016,532
  4. Step 4: Simplify right side
    21,305,718x = 2,117,521,217,307,024
  5. Step 5: Solve for x
    x = 2,117,521,217,307,024/21,305,718
  6. Step 6: Final answer
    x = 99,387,461.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.