Home / 28,977,170.58-43,472,028.51-8,783,935.38

Finding the Fourth Proportional to 28,977,170.58, 43,472,028.51 and 8,783,935.38

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Solution

The fourth proportional to 28,977,170.58, 43,472,028.51 and 8,783,935.38 is: 13,177,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,170.58 : 43,472,028.51 = 8,783,935.38 : x
  2. Step 2: Convert to fraction form
    28,977,170.58/43,472,028.51 = 8,783,935.38/x
  3. Step 3: Cross multiply
    28,977,170.58x = 43,472,028.51 × 8,783,935.38
  4. Step 4: Simplify right side
    28,977,170.58x = 381,855,489,269,357.69
  5. Step 5: Solve for x
    x = 381,855,489,269,357.69/28,977,170.58
  6. Step 6: Final answer
    x = 13,177,804.51

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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.