Home / 75,782,839.46-104,576,024.57-42,741,113.72

Finding the Fourth Proportional to 75,782,839.46, 104,576,024.57 and 42,741,113.72

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Solution

The fourth proportional to 75,782,839.46, 104,576,024.57 and 42,741,113.72 is: 58,980,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,782,839.46 : 104,576,024.57 = 42,741,113.72 : x
  2. Step 2: Convert to fraction form
    75,782,839.46/104,576,024.57 = 42,741,113.72/x
  3. Step 3: Cross multiply
    75,782,839.46x = 104,576,024.57 × 42,741,113.72
  4. Step 4: Simplify right side
    75,782,839.46x = 4,469,695,757,795,298.50
  5. Step 5: Solve for x
    x = 4,469,695,757,795,298.50/75,782,839.46
  6. Step 6: Final answer
    x = 58,980,315.20

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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.