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Finding the Third Proportional to 28,045,372 and 43,081,113

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Solution

The third proportional to 28,045,372 and 43,081,113 is: 66,177,845.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,045,372 : 43,081,113 = 43,081,113 : x
  2. Step 2: Convert to fraction form
    28,045,372/43,081,113 = 43,081,113/x
  3. Step 3: Cross multiply
    28,045,372x = 43,081,113 × 43,081,113
  4. Step 4: Simplify right side
    28,045,372x = 1,855,982,297,318,769
  5. Step 5: Solve for x
    x = 1,855,982,297,318,769/28,045,372
  6. Step 6: Final answer
    x = 66,177,845.58

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.