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Finding the Third Proportional to 18,234,967 and 28,874,608.50

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Solution

The third proportional to 18,234,967 and 28,874,608.50 is: 45,722,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234,967 : 28,874,608.50 = 28,874,608.50 : x
  2. Step 2: Convert to fraction form
    18,234,967/28,874,608.50 = 28,874,608.50/x
  3. Step 3: Cross multiply
    18,234,967x = 28,874,608.50 × 28,874,608.50
  4. Step 4: Simplify right side
    18,234,967x = 833,743,016,028,272.25
  5. Step 5: Solve for x
    x = 833,743,016,028,272.25/18,234,967
  6. Step 6: Final answer
    x = 45,722,211.40

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.