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Finding the Third Proportional to 7,248,968 and 11,516,268

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Solution

The third proportional to 7,248,968 and 11,516,268 is: 18,295,628.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,968 : 11,516,268 = 11,516,268 : x
  2. Step 2: Convert to fraction form
    7,248,968/11,516,268 = 11,516,268/x
  3. Step 3: Cross multiply
    7,248,968x = 11,516,268 × 11,516,268
  4. Step 4: Simplify right side
    7,248,968x = 132,624,428,647,824
  5. Step 5: Solve for x
    x = 132,624,428,647,824/7,248,968
  6. Step 6: Final answer
    x = 18,295,628.93

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.