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Finding the Third Proportional to 28,555,944 and 43,503,138

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Solution

The third proportional to 28,555,944 and 43,503,138 is: 66,274,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,555,944 : 43,503,138 = 43,503,138 : x
  2. Step 2: Convert to fraction form
    28,555,944/43,503,138 = 43,503,138/x
  3. Step 3: Cross multiply
    28,555,944x = 43,503,138 × 43,503,138
  4. Step 4: Simplify right side
    28,555,944x = 1,892,523,015,847,044
  5. Step 5: Solve for x
    x = 1,892,523,015,847,044/28,555,944
  6. Step 6: Final answer
    x = 66,274,223.53

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.