Home / 82,457,487.37-123,658,766.44-33,260,634.42

Finding the Fourth Proportional to 82,457,487.37, 123,658,766.44 and 33,260,634.42

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Solution

The fourth proportional to 82,457,487.37, 123,658,766.44 and 33,260,634.42 is: 49,879,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,457,487.37 : 123,658,766.44 = 33,260,634.42 : x
  2. Step 2: Convert to fraction form
    82,457,487.37/123,658,766.44 = 33,260,634.42/x
  3. Step 3: Cross multiply
    82,457,487.37x = 123,658,766.44 × 33,260,634.42
  4. Step 4: Simplify right side
    82,457,487.37x = 4,112,969,022,842,133
  5. Step 5: Solve for x
    x = 4,112,969,022,842,133/82,457,487.37
  6. Step 6: Final answer
    x = 49,879,873.30

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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.