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Finding the Third Proportional to 28,726,854 and 61,435,020

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Solution

The third proportional to 28,726,854 and 61,435,020 is: 131,384,441.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726,854 : 61,435,020 = 61,435,020 : x
  2. Step 2: Convert to fraction form
    28,726,854/61,435,020 = 61,435,020/x
  3. Step 3: Cross multiply
    28,726,854x = 61,435,020 × 61,435,020
  4. Step 4: Simplify right side
    28,726,854x = 3,774,261,682,400,400
  5. Step 5: Solve for x
    x = 3,774,261,682,400,400/28,726,854
  6. Step 6: Final answer
    x = 131,384,441.97

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.