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Finding the Third Proportional to 12,922,484 and 28,192,168

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Solution

The third proportional to 12,922,484 and 28,192,168 is: 61,505,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922,484 : 28,192,168 = 28,192,168 : x
  2. Step 2: Convert to fraction form
    12,922,484/28,192,168 = 28,192,168/x
  3. Step 3: Cross multiply
    12,922,484x = 28,192,168 × 28,192,168
  4. Step 4: Simplify right side
    12,922,484x = 794,798,336,540,224
  5. Step 5: Solve for x
    x = 794,798,336,540,224/12,922,484
  6. Step 6: Final answer
    x = 61,505,074.14

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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.