Home / 18,235,230.49-25,147,563.64-14,526,391.76

Finding the Fourth Proportional to 18,235,230.49, 25,147,563.64 and 14,526,391.76

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Solution

The fourth proportional to 18,235,230.49, 25,147,563.64 and 14,526,391.76 is: 20,032,834.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235,230.49 : 25,147,563.64 = 14,526,391.76 : x
  2. Step 2: Convert to fraction form
    18,235,230.49/25,147,563.64 = 14,526,391.76/x
  3. Step 3: Cross multiply
    18,235,230.49x = 25,147,563.64 × 14,526,391.76
  4. Step 4: Simplify right side
    18,235,230.49x = 365,303,361,244,171.62
  5. Step 5: Solve for x
    x = 365,303,361,244,171.62/18,235,230.49
  6. Step 6: Final answer
    x = 20,032,834.87

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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.