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Finding the Third Proportional to 7,910,647 and 11,887,036

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Solution

The third proportional to 7,910,647 and 11,887,036 is: 17,862,208.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,647 : 11,887,036 = 11,887,036 : x
  2. Step 2: Convert to fraction form
    7,910,647/11,887,036 = 11,887,036/x
  3. Step 3: Cross multiply
    7,910,647x = 11,887,036 × 11,887,036
  4. Step 4: Simplify right side
    7,910,647x = 141,301,624,865,296
  5. Step 5: Solve for x
    x = 141,301,624,865,296/7,910,647
  6. Step 6: Final answer
    x = 17,862,208.35

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