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Finding the Third Proportional to 3,118,513 and 6,718,274

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Solution

The third proportional to 3,118,513 and 6,718,274 is: 14,473,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,513 : 6,718,274 = 6,718,274 : x
  2. Step 2: Convert to fraction form
    3,118,513/6,718,274 = 6,718,274/x
  3. Step 3: Cross multiply
    3,118,513x = 6,718,274 × 6,718,274
  4. Step 4: Simplify right side
    3,118,513x = 45,135,205,539,076
  5. Step 5: Solve for x
    x = 45,135,205,539,076/3,118,513
  6. Step 6: Final answer
    x = 14,473,310.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.