Home / 57,637,754.42-79,541,064.25-31,532,453.96

Finding the Fourth Proportional to 57,637,754.42, 79,541,064.25 and 31,532,453.96

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Solution

The fourth proportional to 57,637,754.42, 79,541,064.25 and 31,532,453.96 is: 43,515,313.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,637,754.42 : 79,541,064.25 = 31,532,453.96 : x
  2. Step 2: Convert to fraction form
    57,637,754.42/79,541,064.25 = 31,532,453.96/x
  3. Step 3: Cross multiply
    57,637,754.42x = 79,541,064.25 × 31,532,453.96
  4. Step 4: Simplify right side
    57,637,754.42x = 2,508,124,945,915,990.50
  5. Step 5: Solve for x
    x = 2,508,124,945,915,990.50/57,637,754.42
  6. Step 6: Final answer
    x = 43,515,313.38

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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.