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Finding the Third Proportional to 18,850,992 and 29,011,320

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Solution

The third proportional to 18,850,992 and 29,011,320 is: 44,647,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850,992 : 29,011,320 = 29,011,320 : x
  2. Step 2: Convert to fraction form
    18,850,992/29,011,320 = 29,011,320/x
  3. Step 3: Cross multiply
    18,850,992x = 29,011,320 × 29,011,320
  4. Step 4: Simplify right side
    18,850,992x = 841,656,688,142,400
  5. Step 5: Solve for x
    x = 841,656,688,142,400/18,850,992
  6. Step 6: Final answer
    x = 44,647,872.54

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.