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Finding the Third Proportional to 21,273,444 and 51,289,182

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Solution

The third proportional to 21,273,444 and 51,289,182 is: 123,655,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,273,444 : 51,289,182 = 51,289,182 : x
  2. Step 2: Convert to fraction form
    21,273,444/51,289,182 = 51,289,182/x
  3. Step 3: Cross multiply
    21,273,444x = 51,289,182 × 51,289,182
  4. Step 4: Simplify right side
    21,273,444x = 2,630,580,190,229,124
  5. Step 5: Solve for x
    x = 2,630,580,190,229,124/21,273,444
  6. Step 6: Final answer
    x = 123,655,586.29

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.