Home / 31,644,076.20-47,340,143.10-27,431,039.40

Finding the Fourth Proportional to 31,644,076.20, 47,340,143.10 and 27,431,039.40

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Solution

The fourth proportional to 31,644,076.20, 47,340,143.10 and 27,431,039.40 is: 41,037,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,644,076.20 : 47,340,143.10 = 27,431,039.40 : x
  2. Step 2: Convert to fraction form
    31,644,076.20/47,340,143.10 = 27,431,039.40/x
  3. Step 3: Cross multiply
    31,644,076.20x = 47,340,143.10 × 27,431,039.40
  4. Step 4: Simplify right side
    31,644,076.20x = 1,298,589,330,577,738
  5. Step 5: Solve for x
    x = 1,298,589,330,577,738/31,644,076.20
  6. Step 6: Final answer
    x = 41,037,359.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.