Home / 17,085,693.60-25,591,215.60-13,269,232.80

Finding the Fourth Proportional to 17,085,693.60, 25,591,215.60 and 13,269,232.80

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Solution

The fourth proportional to 17,085,693.60, 25,591,215.60 and 13,269,232.80 is: 19,874,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085,693.60 : 25,591,215.60 = 13,269,232.80 : x
  2. Step 2: Convert to fraction form
    17,085,693.60/25,591,215.60 = 13,269,232.80/x
  3. Step 3: Cross multiply
    17,085,693.60x = 25,591,215.60 × 13,269,232.80
  4. Step 4: Simplify right side
    17,085,693.60x = 339,575,797,431,391.75
  5. Step 5: Solve for x
    x = 339,575,797,431,391.75/17,085,693.60
  6. Step 6: Final answer
    x = 19,874,861.70

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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.