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Finding the Third Proportional to 3,156,234 and 6,902,940

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Solution

The third proportional to 3,156,234 and 6,902,940 is: 15,097,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,234 : 6,902,940 = 6,902,940 : x
  2. Step 2: Convert to fraction form
    3,156,234/6,902,940 = 6,902,940/x
  3. Step 3: Cross multiply
    3,156,234x = 6,902,940 × 6,902,940
  4. Step 4: Simplify right side
    3,156,234x = 47,650,580,643,600
  5. Step 5: Solve for x
    x = 47,650,580,643,600/3,156,234
  6. Step 6: Final answer
    x = 15,097,290.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.