Home / 47,600,022.88-71,400,028.32-31,422,183.76

Finding the Fourth Proportional to 47,600,022.88, 71,400,028.32 and 31,422,183.76

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Solution

The fourth proportional to 47,600,022.88, 71,400,028.32 and 31,422,183.76 is: 47,133,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,600,022.88 : 71,400,028.32 = 31,422,183.76 : x
  2. Step 2: Convert to fraction form
    47,600,022.88/71,400,028.32 = 31,422,183.76/x
  3. Step 3: Cross multiply
    47,600,022.88x = 71,400,028.32 × 31,422,183.76
  4. Step 4: Simplify right side
    47,600,022.88x = 2,243,544,810,340,244
  5. Step 5: Solve for x
    x = 2,243,544,810,340,244/47,600,022.88
  6. Step 6: Final answer
    x = 47,133,271.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.