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Finding the Third Proportional to 4,991,710 and 7,133,269

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Solution

The third proportional to 4,991,710 and 7,133,269 is: 10,193,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,710 : 7,133,269 = 7,133,269 : x
  2. Step 2: Convert to fraction form
    4,991,710/7,133,269 = 7,133,269/x
  3. Step 3: Cross multiply
    4,991,710x = 7,133,269 × 7,133,269
  4. Step 4: Simplify right side
    4,991,710x = 50,883,526,626,361
  5. Step 5: Solve for x
    x = 50,883,526,626,361/4,991,710
  6. Step 6: Final answer
    x = 10,193,606.32

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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.