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Finding the Third Proportional to 7,111,388 and 11,296,938

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Solution

The third proportional to 7,111,388 and 11,296,938 is: 17,945,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,388 : 11,296,938 = 11,296,938 : x
  2. Step 2: Convert to fraction form
    7,111,388/11,296,938 = 11,296,938/x
  3. Step 3: Cross multiply
    7,111,388x = 11,296,938 × 11,296,938
  4. Step 4: Simplify right side
    7,111,388x = 127,620,808,175,844
  5. Step 5: Solve for x
    x = 127,620,808,175,844/7,111,388
  6. Step 6: Final answer
    x = 17,945,977.38

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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.