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Finding the Third Proportional to 28,356,128 and 62,202,064

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Solution

The third proportional to 28,356,128 and 62,202,064 is: 136,446,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,356,128 : 62,202,064 = 62,202,064 : x
  2. Step 2: Convert to fraction form
    28,356,128/62,202,064 = 62,202,064/x
  3. Step 3: Cross multiply
    28,356,128x = 62,202,064 × 62,202,064
  4. Step 4: Simplify right side
    28,356,128x = 3,869,096,765,860,096
  5. Step 5: Solve for x
    x = 3,869,096,765,860,096/28,356,128
  6. Step 6: Final answer
    x = 136,446,582.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.