Home / 18,098,183.40-27,131,528.70-10,902,078.60

Finding the Fourth Proportional to 18,098,183.40, 27,131,528.70 and 10,902,078.60

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Solution

The fourth proportional to 18,098,183.40, 27,131,528.70 and 10,902,078.60 is: 16,343,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098,183.40 : 27,131,528.70 = 10,902,078.60 : x
  2. Step 2: Convert to fraction form
    18,098,183.40/27,131,528.70 = 10,902,078.60/x
  3. Step 3: Cross multiply
    18,098,183.40x = 27,131,528.70 × 10,902,078.60
  4. Step 4: Simplify right side
    18,098,183.40x = 295,790,058,425,555.81
  5. Step 5: Solve for x
    x = 295,790,058,425,555.81/18,098,183.40
  6. Step 6: Final answer
    x = 16,343,632.50

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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.