Home / 2,631,819.38-5,655,111.75

Finding the Third Proportional to 2,631,819.38 and 5,655,111.75

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Solution

The third proportional to 2,631,819.38 and 5,655,111.75 is: 12,151,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,819.38 : 5,655,111.75 = 5,655,111.75 : x
  2. Step 2: Convert to fraction form
    2,631,819.38/5,655,111.75 = 5,655,111.75/x
  3. Step 3: Cross multiply
    2,631,819.38x = 5,655,111.75 × 5,655,111.75
  4. Step 4: Simplify right side
    2,631,819.38x = 31,980,288,904,988.06
  5. Step 5: Solve for x
    x = 31,980,288,904,988.06/2,631,819.38
  6. Step 6: Final answer
    x = 12,151,399.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.