Home / 57,811,488.35-79,784,899.27-31,711,050.68

Finding the Fourth Proportional to 57,811,488.35, 79,784,899.27 and 31,711,050.68

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Solution

The fourth proportional to 57,811,488.35, 79,784,899.27 and 31,711,050.68 is: 43,764,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,811,488.35 : 79,784,899.27 = 31,711,050.68 : x
  2. Step 2: Convert to fraction form
    57,811,488.35/79,784,899.27 = 31,711,050.68/x
  3. Step 3: Cross multiply
    57,811,488.35x = 79,784,899.27 × 31,711,050.68
  4. Step 4: Simplify right side
    57,811,488.35x = 2,530,062,983,771,463
  5. Step 5: Solve for x
    x = 2,530,062,983,771,463/57,811,488.35
  6. Step 6: Final answer
    x = 43,764,017.43

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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.