Home / 57,726,723.92-79,662,896.89-31,622,181.62

Finding the Fourth Proportional to 57,726,723.92, 79,662,896.89 and 31,622,181.62

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Solution

The fourth proportional to 57,726,723.92, 79,662,896.89 and 31,622,181.62 is: 43,638,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,726,723.92 : 79,662,896.89 = 31,622,181.62 : x
  2. Step 2: Convert to fraction form
    57,726,723.92/79,662,896.89 = 31,622,181.62/x
  3. Step 3: Cross multiply
    57,726,723.92x = 79,662,896.89 × 31,622,181.62
  4. Step 4: Simplify right side
    57,726,723.92x = 2,519,114,593,353,543
  5. Step 5: Solve for x
    x = 2,519,114,593,353,543/57,726,723.92
  6. Step 6: Final answer
    x = 43,638,620.43

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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.