Home / 50,651,782.11-69,891,728.22-28,617,241.77

Finding the Fourth Proportional to 50,651,782.11, 69,891,728.22 and 28,617,241.77

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Solution

The fourth proportional to 50,651,782.11, 69,891,728.22 and 28,617,241.77 is: 39,487,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,651,782.11 : 69,891,728.22 = 28,617,241.77 : x
  2. Step 2: Convert to fraction form
    50,651,782.11/69,891,728.22 = 28,617,241.77/x
  3. Step 3: Cross multiply
    50,651,782.11x = 69,891,728.22 × 28,617,241.77
  4. Step 4: Simplify right side
    50,651,782.11x = 2,000,108,484,194,871.75
  5. Step 5: Solve for x
    x = 2,000,108,484,194,871.75/50,651,782.11
  6. Step 6: Final answer
    x = 39,487,425.73

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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.