Home / 8,019,761.32-11,071,301.70-5,230,147.24

Finding the Fourth Proportional to 8,019,761.32, 11,071,301.70 and 5,230,147.24

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Solution

The fourth proportional to 8,019,761.32, 11,071,301.70 and 5,230,147.24 is: 7,220,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,761.32 : 11,071,301.70 = 5,230,147.24 : x
  2. Step 2: Convert to fraction form
    8,019,761.32/11,071,301.70 = 5,230,147.24/x
  3. Step 3: Cross multiply
    8,019,761.32x = 11,071,301.70 × 5,230,147.24
  4. Step 4: Simplify right side
    8,019,761.32x = 57,904,538,029,462.30
  5. Step 5: Solve for x
    x = 57,904,538,029,462.30/8,019,761.32
  6. Step 6: Final answer
    x = 7,220,232.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.