Home / 31,372,889.92-43,295,638.28-17,434,832.56

Finding the Fourth Proportional to 31,372,889.92, 43,295,638.28 and 17,434,832.56

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Solution

The fourth proportional to 31,372,889.92, 43,295,638.28 and 17,434,832.56 is: 24,060,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372,889.92 : 43,295,638.28 = 17,434,832.56 : x
  2. Step 2: Convert to fraction form
    31,372,889.92/43,295,638.28 = 17,434,832.56/x
  3. Step 3: Cross multiply
    31,372,889.92x = 43,295,638.28 × 17,434,832.56
  4. Step 4: Simplify right side
    31,372,889.92x = 754,852,203,990,126.38
  5. Step 5: Solve for x
    x = 754,852,203,990,126.38/31,372,889.92
  6. Step 6: Final answer
    x = 24,060,652.55

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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.