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Finding the Third Proportional to 4,932,720 and 10,761,836

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Solution

The third proportional to 4,932,720 and 10,761,836 is: 23,479,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932,720 : 10,761,836 = 10,761,836 : x
  2. Step 2: Convert to fraction form
    4,932,720/10,761,836 = 10,761,836/x
  3. Step 3: Cross multiply
    4,932,720x = 10,761,836 × 10,761,836
  4. Step 4: Simplify right side
    4,932,720x = 115,817,114,090,896
  5. Step 5: Solve for x
    x = 115,817,114,090,896/4,932,720
  6. Step 6: Final answer
    x = 23,479,361.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.