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Finding the Third Proportional to 28,516,923 and 61,579,278

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Solution

The third proportional to 28,516,923 and 61,579,278 is: 132,973,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,516,923 : 61,579,278 = 61,579,278 : x
  2. Step 2: Convert to fraction form
    28,516,923/61,579,278 = 61,579,278/x
  3. Step 3: Cross multiply
    28,516,923x = 61,579,278 × 61,579,278
  4. Step 4: Simplify right side
    28,516,923x = 3,792,007,479,001,284
  5. Step 5: Solve for x
    x = 3,792,007,479,001,284/28,516,923
  6. Step 6: Final answer
    x = 132,973,935.48

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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.