Home / 50,173,861.05-69,269,609.57-31,604,918.85

Finding the Fourth Proportional to 50,173,861.05, 69,269,609.57 and 31,604,918.85

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Solution

The fourth proportional to 50,173,861.05, 69,269,609.57 and 31,604,918.85 is: 43,633,484.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,173,861.05 : 69,269,609.57 = 31,604,918.85 : x
  2. Step 2: Convert to fraction form
    50,173,861.05/69,269,609.57 = 31,604,918.85/x
  3. Step 3: Cross multiply
    50,173,861.05x = 69,269,609.57 × 31,604,918.85
  4. Step 4: Simplify right side
    50,173,861.05x = 2,189,260,389,073,008.75
  5. Step 5: Solve for x
    x = 2,189,260,389,073,008.75/50,173,861.05
  6. Step 6: Final answer
    x = 43,633,484.51

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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.