Home / 36,240,073.29-50,013,453.78-20,771,157.42

Finding the Fourth Proportional to 36,240,073.29, 50,013,453.78 and 20,771,157.42

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Solution

The fourth proportional to 36,240,073.29, 50,013,453.78 and 20,771,157.42 is: 28,665,431.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,240,073.29 : 50,013,453.78 = 20,771,157.42 : x
  2. Step 2: Convert to fraction form
    36,240,073.29/50,013,453.78 = 20,771,157.42/x
  3. Step 3: Cross multiply
    36,240,073.29x = 50,013,453.78 × 20,771,157.42
  4. Step 4: Simplify right side
    36,240,073.29x = 1,038,837,321,582,274.12
  5. Step 5: Solve for x
    x = 1,038,837,321,582,274.12/36,240,073.29
  6. Step 6: Final answer
    x = 28,665,431.03

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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.