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Finding the Third Proportional to 5,220,750 and 11,212,690

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Solution

The third proportional to 5,220,750 and 11,212,690 is: 24,081,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,750 : 11,212,690 = 11,212,690 : x
  2. Step 2: Convert to fraction form
    5,220,750/11,212,690 = 11,212,690/x
  3. Step 3: Cross multiply
    5,220,750x = 11,212,690 × 11,212,690
  4. Step 4: Simplify right side
    5,220,750x = 125,724,417,036,100
  5. Step 5: Solve for x
    x = 125,724,417,036,100/5,220,750
  6. Step 6: Final answer
    x = 24,081,677.35

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.