Home / 22,135,428.80-33,203,143.20-13,588,049.60

Finding the Fourth Proportional to 22,135,428.80, 33,203,143.20 and 13,588,049.60

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Solution

The fourth proportional to 22,135,428.80, 33,203,143.20 and 13,588,049.60 is: 20,382,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135,428.80 : 33,203,143.20 = 13,588,049.60 : x
  2. Step 2: Convert to fraction form
    22,135,428.80/33,203,143.20 = 13,588,049.60/x
  3. Step 3: Cross multiply
    22,135,428.80x = 33,203,143.20 × 13,588,049.60
  4. Step 4: Simplify right side
    22,135,428.80x = 451,165,956,677,502.69
  5. Step 5: Solve for x
    x = 451,165,956,677,502.69/22,135,428.80
  6. Step 6: Final answer
    x = 20,382,074.40

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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.