Home / 57,806,789.64-79,766,037.75-31,694,436.09

Finding the Fourth Proportional to 57,806,789.64, 79,766,037.75 and 31,694,436.09

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Solution

The fourth proportional to 57,806,789.64, 79,766,037.75 and 31,694,436.09 is: 43,734,301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,806,789.64 : 79,766,037.75 = 31,694,436.09 : x
  2. Step 2: Convert to fraction form
    57,806,789.64/79,766,037.75 = 31,694,436.09/x
  3. Step 3: Cross multiply
    57,806,789.64x = 79,766,037.75 × 31,694,436.09
  4. Step 4: Simplify right side
    57,806,789.64x = 2,528,139,585,619,902.50
  5. Step 5: Solve for x
    x = 2,528,139,585,619,902.50/57,806,789.64
  6. Step 6: Final answer
    x = 43,734,301.82

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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.