Home / 7,271,579.80-10,904,016.22-2,152,179.12

Finding the Fourth Proportional to 7,271,579.80, 10,904,016.22 and 2,152,179.12

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Solution

The fourth proportional to 7,271,579.80, 10,904,016.22 and 2,152,179.12 is: 3,227,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271,579.80 : 10,904,016.22 = 2,152,179.12 : x
  2. Step 2: Convert to fraction form
    7,271,579.80/10,904,016.22 = 2,152,179.12/x
  3. Step 3: Cross multiply
    7,271,579.80x = 10,904,016.22 × 2,152,179.12
  4. Step 4: Simplify right side
    7,271,579.80x = 23,467,396,006,999.85
  5. Step 5: Solve for x
    x = 23,467,396,006,999.85/7,271,579.80
  6. Step 6: Final answer
    x = 3,227,276.14

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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.