Home / 31,530,911.72-43,512,598.04-17,591,437.44

Finding the Fourth Proportional to 31,530,911.72, 43,512,598.04 and 17,591,437.44

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Solution

The fourth proportional to 31,530,911.72, 43,512,598.04 and 17,591,437.44 is: 24,276,150.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,911.72 : 43,512,598.04 = 17,591,437.44 : x
  2. Step 2: Convert to fraction form
    31,530,911.72/43,512,598.04 = 17,591,437.44/x
  3. Step 3: Cross multiply
    31,530,911.72x = 43,512,598.04 × 17,591,437.44
  4. Step 4: Simplify right side
    31,530,911.72x = 765,449,146,184,569.38
  5. Step 5: Solve for x
    x = 765,449,146,184,569.38/31,530,911.72
  6. Step 6: Final answer
    x = 24,276,150.12

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1.5x scale

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.