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Finding the Third Proportional to 5,220,360 and 11,468,988

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Solution

The third proportional to 5,220,360 and 11,468,988 is: 25,197,052.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,360 : 11,468,988 = 11,468,988 : x
  2. Step 2: Convert to fraction form
    5,220,360/11,468,988 = 11,468,988/x
  3. Step 3: Cross multiply
    5,220,360x = 11,468,988 × 11,468,988
  4. Step 4: Simplify right side
    5,220,360x = 131,537,685,744,144
  5. Step 5: Solve for x
    x = 131,537,685,744,144/5,220,360
  6. Step 6: Final answer
    x = 25,197,052.64

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.