Home / 82,190,778.52-123,303,836.28-23,899,469.32

Finding the Fourth Proportional to 82,190,778.52, 123,303,836.28 and 23,899,469.32

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Solution

The fourth proportional to 82,190,778.52, 123,303,836.28 and 23,899,469.32 is: 35,854,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,190,778.52 : 123,303,836.28 = 23,899,469.32 : x
  2. Step 2: Convert to fraction form
    82,190,778.52/123,303,836.28 = 23,899,469.32/x
  3. Step 3: Cross multiply
    82,190,778.52x = 123,303,836.28 × 23,899,469.32
  4. Step 4: Simplify right side
    82,190,778.52x = 2,946,896,252,212,163
  5. Step 5: Solve for x
    x = 2,946,896,252,212,163/82,190,778.52
  6. Step 6: Final answer
    x = 35,854,341.63

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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.