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Finding the Third Proportional to 19,579,120 and 41,992,512

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Solution

The third proportional to 19,579,120 and 41,992,512 is: 90,063,857.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,579,120 : 41,992,512 = 41,992,512 : x
  2. Step 2: Convert to fraction form
    19,579,120/41,992,512 = 41,992,512/x
  3. Step 3: Cross multiply
    19,579,120x = 41,992,512 × 41,992,512
  4. Step 4: Simplify right side
    19,579,120x = 1,763,371,064,070,144
  5. Step 5: Solve for x
    x = 1,763,371,064,070,144/19,579,120
  6. Step 6: Final answer
    x = 90,063,857.01

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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.