Home / 31,273,747.18-43,157,741.43-17,522,809.72

Finding the Fourth Proportional to 31,273,747.18, 43,157,741.43 and 17,522,809.72

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Solution

The fourth proportional to 31,273,747.18, 43,157,741.43 and 17,522,809.72 is: 24,181,460.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273,747.18 : 43,157,741.43 = 17,522,809.72 : x
  2. Step 2: Convert to fraction form
    31,273,747.18/43,157,741.43 = 17,522,809.72/x
  3. Step 3: Cross multiply
    31,273,747.18x = 43,157,741.43 × 17,522,809.72
  4. Step 4: Simplify right side
    31,273,747.18x = 756,244,891,022,850.62
  5. Step 5: Solve for x
    x = 756,244,891,022,850.62/31,273,747.18
  6. Step 6: Final answer
    x = 24,181,460.78

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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.