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Finding the Third Proportional to 28,228,538 and 61,236,724

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Solution

The third proportional to 28,228,538 and 61,236,724 is: 132,842,032.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,228,538 : 61,236,724 = 61,236,724 : x
  2. Step 2: Convert to fraction form
    28,228,538/61,236,724 = 61,236,724/x
  3. Step 3: Cross multiply
    28,228,538x = 61,236,724 × 61,236,724
  4. Step 4: Simplify right side
    28,228,538x = 3,749,936,366,252,176
  5. Step 5: Solve for x
    x = 3,749,936,366,252,176/28,228,538
  6. Step 6: Final answer
    x = 132,842,032.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.