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Finding the Third Proportional to 28,328,481 and 62,611,683

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Solution

The third proportional to 28,328,481 and 62,611,683 is: 138,384,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,328,481 : 62,611,683 = 62,611,683 : x
  2. Step 2: Convert to fraction form
    28,328,481/62,611,683 = 62,611,683/x
  3. Step 3: Cross multiply
    28,328,481x = 62,611,683 × 62,611,683
  4. Step 4: Simplify right side
    28,328,481x = 3,920,222,848,092,489
  5. Step 5: Solve for x
    x = 3,920,222,848,092,489/28,328,481
  6. Step 6: Final answer
    x = 138,384,505.97

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.