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Finding the Third Proportional to 3,847,005 and 8,360,730

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Solution

The third proportional to 3,847,005 and 8,360,730 is: 18,170,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,005 : 8,360,730 = 8,360,730 : x
  2. Step 2: Convert to fraction form
    3,847,005/8,360,730 = 8,360,730/x
  3. Step 3: Cross multiply
    3,847,005x = 8,360,730 × 8,360,730
  4. Step 4: Simplify right side
    3,847,005x = 69,901,806,132,900
  5. Step 5: Solve for x
    x = 69,901,806,132,900/3,847,005
  6. Step 6: Final answer
    x = 18,170,448.47

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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.