Home / 17,021,896.80-25,532,845.20-11,647,125.60

Finding the Fourth Proportional to 17,021,896.80, 25,532,845.20 and 11,647,125.60

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Solution

The fourth proportional to 17,021,896.80, 25,532,845.20 and 11,647,125.60 is: 17,470,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,896.80 : 25,532,845.20 = 11,647,125.60 : x
  2. Step 2: Convert to fraction form
    17,021,896.80/25,532,845.20 = 11,647,125.60/x
  3. Step 3: Cross multiply
    17,021,896.80x = 25,532,845.20 × 11,647,125.60
  4. Step 4: Simplify right side
    17,021,896.80x = 297,384,254,969,757.12
  5. Step 5: Solve for x
    x = 297,384,254,969,757.12/17,021,896.80
  6. Step 6: Final answer
    x = 17,470,688.40

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1.5x scale

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.