Home / 57,811,493.97-79,784,907.03-31,711,056.30

Finding the Fourth Proportional to 57,811,493.97, 79,784,907.03 and 31,711,056.30

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Solution

The fourth proportional to 57,811,493.97, 79,784,907.03 and 31,711,056.30 is: 43,764,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,811,493.97 : 79,784,907.03 = 31,711,056.30 : x
  2. Step 2: Convert to fraction form
    57,811,493.97/79,784,907.03 = 31,711,056.30/x
  3. Step 3: Cross multiply
    57,811,493.97x = 79,784,907.03 × 31,711,056.30
  4. Step 4: Simplify right side
    57,811,493.97x = 2,530,063,678,718,596
  5. Step 5: Solve for x
    x = 2,530,063,678,718,596/57,811,493.97
  6. Step 6: Final answer
    x = 43,764,025.20

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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.