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Finding the Third Proportional to 3,255,245 and 7,070,920

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Solution

The third proportional to 3,255,245 and 7,070,920 is: 15,359,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255,245 : 7,070,920 = 7,070,920 : x
  2. Step 2: Convert to fraction form
    3,255,245/7,070,920 = 7,070,920/x
  3. Step 3: Cross multiply
    3,255,245x = 7,070,920 × 7,070,920
  4. Step 4: Simplify right side
    3,255,245x = 49,997,909,646,400
  5. Step 5: Solve for x
    x = 49,997,909,646,400/3,255,245
  6. Step 6: Final answer
    x = 15,359,184.84

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.