Home / 31,593,077.20-47,389,615.80-26,491,243.60

Finding the Fourth Proportional to 31,593,077.20, 47,389,615.80 and 26,491,243.60

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Solution

The fourth proportional to 31,593,077.20, 47,389,615.80 and 26,491,243.60 is: 39,736,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,593,077.20 : 47,389,615.80 = 26,491,243.60 : x
  2. Step 2: Convert to fraction form
    31,593,077.20/47,389,615.80 = 26,491,243.60/x
  3. Step 3: Cross multiply
    31,593,077.20x = 47,389,615.80 × 26,491,243.60
  4. Step 4: Simplify right side
    31,593,077.20x = 1,255,409,856,268,208.75
  5. Step 5: Solve for x
    x = 1,255,409,856,268,208.75/31,593,077.20
  6. Step 6: Final answer
    x = 39,736,865.40

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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.