Home / 8,160,213.38-12,345,273.28

Finding the Third Proportional to 8,160,213.38 and 12,345,273.28

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Solution

The third proportional to 8,160,213.38 and 12,345,273.28 is: 18,676,689.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,213.38 : 12,345,273.28 = 12,345,273.28 : x
  2. Step 2: Convert to fraction form
    8,160,213.38/12,345,273.28 = 12,345,273.28/x
  3. Step 3: Cross multiply
    8,160,213.38x = 12,345,273.28 × 12,345,273.28
  4. Step 4: Simplify right side
    8,160,213.38x = 152,405,772,388,745.16
  5. Step 5: Solve for x
    x = 152,405,772,388,745.16/8,160,213.38
  6. Step 6: Final answer
    x = 18,676,689.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.