Home / 5,147,008.20-7,720,512.30-1,951,072.20

Finding the Fourth Proportional to 5,147,008.20, 7,720,512.30 and 1,951,072.20

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Solution

The fourth proportional to 5,147,008.20, 7,720,512.30 and 1,951,072.20 is: 2,926,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,008.20 : 7,720,512.30 = 1,951,072.20 : x
  2. Step 2: Convert to fraction form
    5,147,008.20/7,720,512.30 = 1,951,072.20/x
  3. Step 3: Cross multiply
    5,147,008.20x = 7,720,512.30 × 1,951,072.20
  4. Step 4: Simplify right side
    5,147,008.20x = 15,063,276,918,288.06
  5. Step 5: Solve for x
    x = 15,063,276,918,288.06/5,147,008.20
  6. Step 6: Final answer
    x = 2,926,608.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.