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Finding the Third Proportional to 7,640,066 and 11,460,100

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Solution

The third proportional to 7,640,066 and 11,460,100 is: 17,190,151.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,066 : 11,460,100 = 11,460,100 : x
  2. Step 2: Convert to fraction form
    7,640,066/11,460,100 = 11,460,100/x
  3. Step 3: Cross multiply
    7,640,066x = 11,460,100 × 11,460,100
  4. Step 4: Simplify right side
    7,640,066x = 131,333,892,010,000
  5. Step 5: Solve for x
    x = 131,333,892,010,000/7,640,066
  6. Step 6: Final answer
    x = 17,190,151.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.