Home / 57,134,889.03-78,846,610.11-31,029,593.73

Finding the Fourth Proportional to 57,134,889.03, 78,846,610.11 and 31,029,593.73

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Solution

The fourth proportional to 57,134,889.03, 78,846,610.11 and 31,029,593.73 is: 42,821,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,134,889.03 : 78,846,610.11 = 31,029,593.73 : x
  2. Step 2: Convert to fraction form
    57,134,889.03/78,846,610.11 = 31,029,593.73/x
  3. Step 3: Cross multiply
    57,134,889.03x = 78,846,610.11 × 31,029,593.73
  4. Step 4: Simplify right side
    57,134,889.03x = 2,446,578,278,701,010.50
  5. Step 5: Solve for x
    x = 2,446,578,278,701,010.50/57,134,889.03
  6. Step 6: Final answer
    x = 42,821,090.93

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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.