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Finding the Third Proportional to 15,654,096 and 21,630,444

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Solution

The third proportional to 15,654,096 and 21,630,444 is: 29,888,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654,096 : 21,630,444 = 21,630,444 : x
  2. Step 2: Convert to fraction form
    15,654,096/21,630,444 = 21,630,444/x
  3. Step 3: Cross multiply
    15,654,096x = 21,630,444 × 21,630,444
  4. Step 4: Simplify right side
    15,654,096x = 467,876,107,637,136
  5. Step 5: Solve for x
    x = 467,876,107,637,136/15,654,096
  6. Step 6: Final answer
    x = 29,888,414.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.