Home / 50,086,782.84-74,962,769.22-28,515,593.64

Finding the Fourth Proportional to 50,086,782.84, 74,962,769.22 and 28,515,593.64

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Solution

The fourth proportional to 50,086,782.84, 74,962,769.22 and 28,515,593.64 is: 42,678,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,086,782.84 : 74,962,769.22 = 28,515,593.64 : x
  2. Step 2: Convert to fraction form
    50,086,782.84/74,962,769.22 = 28,515,593.64/x
  3. Step 3: Cross multiply
    50,086,782.84x = 74,962,769.22 × 28,515,593.64
  4. Step 4: Simplify right side
    50,086,782.84x = 2,137,607,865,206,619.75
  5. Step 5: Solve for x
    x = 2,137,607,865,206,619.75/50,086,782.84
  6. Step 6: Final answer
    x = 42,678,082.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.