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Finding the Third Proportional to 21,010,344 and 45,159,384

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Solution

The third proportional to 21,010,344 and 45,159,384 is: 97,065,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,010,344 : 45,159,384 = 45,159,384 : x
  2. Step 2: Convert to fraction form
    21,010,344/45,159,384 = 45,159,384/x
  3. Step 3: Cross multiply
    21,010,344x = 45,159,384 × 45,159,384
  4. Step 4: Simplify right side
    21,010,344x = 2,039,369,963,259,456
  5. Step 5: Solve for x
    x = 2,039,369,963,259,456/21,010,344
  6. Step 6: Final answer
    x = 97,065,043.93

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.