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Finding the Third Proportional to 28,412,820 and 61,365,600

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Solution

The third proportional to 28,412,820 and 61,365,600 is: 132,536,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,412,820 : 61,365,600 = 61,365,600 : x
  2. Step 2: Convert to fraction form
    28,412,820/61,365,600 = 61,365,600/x
  3. Step 3: Cross multiply
    28,412,820x = 61,365,600 × 61,365,600
  4. Step 4: Simplify right side
    28,412,820x = 3,765,736,863,360,000
  5. Step 5: Solve for x
    x = 3,765,736,863,360,000/28,412,820
  6. Step 6: Final answer
    x = 132,536,540.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.