Home / 57,557,359.67-79,429,367.84-31,451,881.41

Finding the Fourth Proportional to 57,557,359.67, 79,429,367.84 and 31,451,881.41

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Solution

The fourth proportional to 57,557,359.67, 79,429,367.84 and 31,451,881.41 is: 43,403,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,557,359.67 : 79,429,367.84 = 31,451,881.41 : x
  2. Step 2: Convert to fraction form
    57,557,359.67/79,429,367.84 = 31,451,881.41/x
  3. Step 3: Cross multiply
    57,557,359.67x = 79,429,367.84 × 31,451,881.41
  4. Step 4: Simplify right side
    57,557,359.67x = 2,498,203,057,617,688.50
  5. Step 5: Solve for x
    x = 2,498,203,057,617,688.50/57,557,359.67
  6. Step 6: Final answer
    x = 43,403,711.92

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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.