Home / 57,271,133.44-79,034,175.36-31,517,021.44

Finding the Fourth Proportional to 57,271,133.44, 79,034,175.36 and 31,517,021.44

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Solution

The fourth proportional to 57,271,133.44, 79,034,175.36 and 31,517,021.44 is: 43,493,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,271,133.44 : 79,034,175.36 = 31,517,021.44 : x
  2. Step 2: Convert to fraction form
    57,271,133.44/79,034,175.36 = 31,517,021.44/x
  3. Step 3: Cross multiply
    57,271,133.44x = 79,034,175.36 × 31,517,021.44
  4. Step 4: Simplify right side
    57,271,133.44x = 2,490,921,799,313,840
  5. Step 5: Solve for x
    x = 2,490,921,799,313,840/57,271,133.44
  6. Step 6: Final answer
    x = 43,493,495.76

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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.