Home / 22,121,463-30,529,436.54-12,200,286.24

Finding the Fourth Proportional to 22,121,463, 30,529,436.54 and 12,200,286.24

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Solution

The fourth proportional to 22,121,463, 30,529,436.54 and 12,200,286.24 is: 16,837,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121,463 : 30,529,436.54 = 12,200,286.24 : x
  2. Step 2: Convert to fraction form
    22,121,463/30,529,436.54 = 12,200,286.24/x
  3. Step 3: Cross multiply
    22,121,463x = 30,529,436.54 × 12,200,286.24
  4. Step 4: Simplify right side
    22,121,463x = 372,467,864,472,913.81
  5. Step 5: Solve for x
    x = 372,467,864,472,913.81/22,121,463
  6. Step 6: Final answer
    x = 16,837,397.44

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Double scale
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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.