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Finding the Third Proportional to 28,305,696 and 61,911,030

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Solution

The third proportional to 28,305,696 and 61,911,030 is: 135,413,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,305,696 : 61,911,030 = 61,911,030 : x
  2. Step 2: Convert to fraction form
    28,305,696/61,911,030 = 61,911,030/x
  3. Step 3: Cross multiply
    28,305,696x = 61,911,030 × 61,911,030
  4. Step 4: Simplify right side
    28,305,696x = 3,832,975,635,660,900
  5. Step 5: Solve for x
    x = 3,832,975,635,660,900/28,305,696
  6. Step 6: Final answer
    x = 135,413,580.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.