Home / 51,057,894.54-76,188,620.27-45,555,163.59

Finding the Fourth Proportional to 51,057,894.54, 76,188,620.27 and 45,555,163.59

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Solution

The fourth proportional to 51,057,894.54, 76,188,620.27 and 45,555,163.59 is: 67,977,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,057,894.54 : 76,188,620.27 = 45,555,163.59 : x
  2. Step 2: Convert to fraction form
    51,057,894.54/76,188,620.27 = 45,555,163.59/x
  3. Step 3: Cross multiply
    51,057,894.54x = 76,188,620.27 × 45,555,163.59
  4. Step 4: Simplify right side
    51,057,894.54x = 3,470,785,059,868,464.50
  5. Step 5: Solve for x
    x = 3,470,785,059,868,464.50/51,057,894.54
  6. Step 6: Final answer
    x = 67,977,441.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.