Home / 9,126,735.75-12,591,206.60-5,257,184.31

Finding the Fourth Proportional to 9,126,735.75, 12,591,206.60 and 5,257,184.31

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Solution

The fourth proportional to 9,126,735.75, 12,591,206.60 and 5,257,184.31 is: 7,252,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,735.75 : 12,591,206.60 = 5,257,184.31 : x
  2. Step 2: Convert to fraction form
    9,126,735.75/12,591,206.60 = 5,257,184.31/x
  3. Step 3: Cross multiply
    9,126,735.75x = 12,591,206.60 × 5,257,184.31
  4. Step 4: Simplify right side
    9,126,735.75x = 66,194,293,755,202.52
  5. Step 5: Solve for x
    x = 66,194,293,755,202.52/9,126,735.75
  6. Step 6: Final answer
    x = 7,252,789.56

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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.