Home / 22,568,596.79-31,144,218.73-13,277,171.03

Finding the Fourth Proportional to 22,568,596.79, 31,144,218.73 and 13,277,171.03

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Solution

The fourth proportional to 22,568,596.79, 31,144,218.73 and 13,277,171.03 is: 18,322,234.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,568,596.79 : 31,144,218.73 = 13,277,171.03 : x
  2. Step 2: Convert to fraction form
    22,568,596.79/31,144,218.73 = 13,277,171.03/x
  3. Step 3: Cross multiply
    22,568,596.79x = 31,144,218.73 × 13,277,171.03
  4. Step 4: Simplify right side
    22,568,596.79x = 413,507,118,485,025.38
  5. Step 5: Solve for x
    x = 413,507,118,485,025.38/22,568,596.79
  6. Step 6: Final answer
    x = 18,322,234.32

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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.