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Finding the Third Proportional to 12,922,488 and 28,192,176

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Solution

The third proportional to 12,922,488 and 28,192,176 is: 61,505,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922,488 : 28,192,176 = 28,192,176 : x
  2. Step 2: Convert to fraction form
    12,922,488/28,192,176 = 28,192,176/x
  3. Step 3: Cross multiply
    12,922,488x = 28,192,176 × 28,192,176
  4. Step 4: Simplify right side
    12,922,488x = 794,798,787,614,976
  5. Step 5: Solve for x
    x = 794,798,787,614,976/12,922,488
  6. Step 6: Final answer
    x = 61,505,090.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.