Home / 36,446,979.81-50,297,881.91-20,150,505.57

Finding the Fourth Proportional to 36,446,979.81, 50,297,881.91 and 20,150,505.57

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Solution

The fourth proportional to 36,446,979.81, 50,297,881.91 and 20,150,505.57 is: 27,808,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,446,979.81 : 50,297,881.91 = 20,150,505.57 : x
  2. Step 2: Convert to fraction form
    36,446,979.81/50,297,881.91 = 20,150,505.57/x
  3. Step 3: Cross multiply
    36,446,979.81x = 50,297,881.91 × 20,150,505.57
  4. Step 4: Simplify right side
    36,446,979.81x = 1,013,527,749,586,657.12
  5. Step 5: Solve for x
    x = 1,013,527,749,586,657.12/36,446,979.81
  6. Step 6: Final answer
    x = 27,808,278.08

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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.