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Finding the Third Proportional to 7,997,859 and 11,428,938

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Solution

The third proportional to 7,997,859 and 11,428,938 is: 16,331,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997,859 : 11,428,938 = 11,428,938 : x
  2. Step 2: Convert to fraction form
    7,997,859/11,428,938 = 11,428,938/x
  3. Step 3: Cross multiply
    7,997,859x = 11,428,938 × 11,428,938
  4. Step 4: Simplify right side
    7,997,859x = 130,620,623,807,844
  5. Step 5: Solve for x
    x = 130,620,623,807,844/7,997,859
  6. Step 6: Final answer
    x = 16,331,948.81

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.