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Finding the Third Proportional to 6,147,220 and 9,876,932

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Solution

The third proportional to 6,147,220 and 9,876,932 is: 15,869,577.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,220 : 9,876,932 = 9,876,932 : x
  2. Step 2: Convert to fraction form
    6,147,220/9,876,932 = 9,876,932/x
  3. Step 3: Cross multiply
    6,147,220x = 9,876,932 × 9,876,932
  4. Step 4: Simplify right side
    6,147,220x = 97,553,785,732,624
  5. Step 5: Solve for x
    x = 97,553,785,732,624/6,147,220
  6. Step 6: Final answer
    x = 15,869,577.75

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.