Home / 57,222,475.83-78,969,093.21-32,780,913.75

Finding the Fourth Proportional to 57,222,475.83, 78,969,093.21 and 32,780,913.75

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Solution

The fourth proportional to 57,222,475.83, 78,969,093.21 and 32,780,913.75 is: 45,238,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,222,475.83 : 78,969,093.21 = 32,780,913.75 : x
  2. Step 2: Convert to fraction form
    57,222,475.83/78,969,093.21 = 32,780,913.75/x
  3. Step 3: Cross multiply
    57,222,475.83x = 78,969,093.21 × 32,780,913.75
  4. Step 4: Simplify right side
    57,222,475.83x = 2,588,679,033,432,720.50
  5. Step 5: Solve for x
    x = 2,588,679,033,432,720.50/57,222,475.83
  6. Step 6: Final answer
    x = 45,238,850.57

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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.