Home / 18,841,632.60-28,266,135.30-8,058,912.60

Finding the Fourth Proportional to 18,841,632.60, 28,266,135.30 and 8,058,912.60

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Solution

The fourth proportional to 18,841,632.60, 28,266,135.30 and 8,058,912.60 is: 12,089,945.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841,632.60 : 28,266,135.30 = 8,058,912.60 : x
  2. Step 2: Convert to fraction form
    18,841,632.60/28,266,135.30 = 8,058,912.60/x
  3. Step 3: Cross multiply
    18,841,632.60x = 28,266,135.30 × 8,058,912.60
  4. Step 4: Simplify right side
    18,841,632.60x = 227,794,313,922,474.78
  5. Step 5: Solve for x
    x = 227,794,313,922,474.78/18,841,632.60
  6. Step 6: Final answer
    x = 12,089,945.64

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1.5x scale

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.