Home / 16,721,477.67-25,082,255.70-4,591,107.21

Finding the Fourth Proportional to 16,721,477.67, 25,082,255.70 and 4,591,107.21

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Solution

The fourth proportional to 16,721,477.67, 25,082,255.70 and 4,591,107.21 is: 6,886,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,477.67 : 25,082,255.70 = 4,591,107.21 : x
  2. Step 2: Convert to fraction form
    16,721,477.67/25,082,255.70 = 4,591,107.21/x
  3. Step 3: Cross multiply
    16,721,477.67x = 25,082,255.70 × 4,591,107.21
  4. Step 4: Simplify right side
    16,721,477.67x = 115,155,324,987,333.59
  5. Step 5: Solve for x
    x = 115,155,324,987,333.59/16,721,477.67
  6. Step 6: Final answer
    x = 6,886,671.58

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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.