Home / 57,990,660.96-80,024,959.89-31,883,625.48

Finding the Fourth Proportional to 57,990,660.96, 80,024,959.89 and 31,883,625.48

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Solution

The fourth proportional to 57,990,660.96, 80,024,959.89 and 31,883,625.48 is: 43,998,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,990,660.96 : 80,024,959.89 = 31,883,625.48 : x
  2. Step 2: Convert to fraction form
    57,990,660.96/80,024,959.89 = 31,883,625.48/x
  3. Step 3: Cross multiply
    57,990,660.96x = 80,024,959.89 × 31,883,625.48
  4. Step 4: Simplify right side
    57,990,660.96x = 2,551,485,850,184,782
  5. Step 5: Solve for x
    x = 2,551,485,850,184,782/57,990,660.96
  6. Step 6: Final answer
    x = 43,998,219.85

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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.