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Finding the Third Proportional to 12,825,957 and 28,217,077

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Solution

The third proportional to 12,825,957 and 28,217,077 is: 62,077,506.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825,957 : 28,217,077 = 28,217,077 : x
  2. Step 2: Convert to fraction form
    12,825,957/28,217,077 = 28,217,077/x
  3. Step 3: Cross multiply
    12,825,957x = 28,217,077 × 28,217,077
  4. Step 4: Simplify right side
    12,825,957x = 796,203,434,423,929
  5. Step 5: Solve for x
    x = 796,203,434,423,929/12,825,957
  6. Step 6: Final answer
    x = 62,077,506.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.