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Finding the Third Proportional to 12,740,208 and 27,719,784

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Solution

The third proportional to 12,740,208 and 27,719,784 is: 60,311,921.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,740,208 : 27,719,784 = 27,719,784 : x
  2. Step 2: Convert to fraction form
    12,740,208/27,719,784 = 27,719,784/x
  3. Step 3: Cross multiply
    12,740,208x = 27,719,784 × 27,719,784
  4. Step 4: Simplify right side
    12,740,208x = 768,386,425,006,656
  5. Step 5: Solve for x
    x = 768,386,425,006,656/12,740,208
  6. Step 6: Final answer
    x = 60,311,921.52

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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.