Home / 22,591,285.48-31,180,508.58-13,422,163.24

Finding the Fourth Proportional to 22,591,285.48, 31,180,508.58 and 13,422,163.24

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Solution

The fourth proportional to 22,591,285.48, 31,180,508.58 and 13,422,163.24 is: 18,525,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,591,285.48 : 31,180,508.58 = 13,422,163.24 : x
  2. Step 2: Convert to fraction form
    22,591,285.48/31,180,508.58 = 13,422,163.24/x
  3. Step 3: Cross multiply
    22,591,285.48x = 31,180,508.58 × 13,422,163.24
  4. Step 4: Simplify right side
    22,591,285.48x = 418,509,876,066,980.56
  5. Step 5: Solve for x
    x = 418,509,876,066,980.56/22,591,285.48
  6. Step 6: Final answer
    x = 18,525,279.42

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1.5x scale

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.