Home / 18,763,632.22-25,880,464.12-17,219,879.14

Finding the Fourth Proportional to 18,763,632.22, 25,880,464.12 and 17,219,879.14

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Solution

The fourth proportional to 18,763,632.22, 25,880,464.12 and 17,219,879.14 is: 23,751,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,763,632.22 : 25,880,464.12 = 17,219,879.14 : x
  2. Step 2: Convert to fraction form
    18,763,632.22/25,880,464.12 = 17,219,879.14/x
  3. Step 3: Cross multiply
    18,763,632.22x = 25,880,464.12 × 17,219,879.14
  4. Step 4: Simplify right side
    18,763,632.22x = 445,658,464,233,506.50
  5. Step 5: Solve for x
    x = 445,658,464,233,506.50/18,763,632.22
  6. Step 6: Final answer
    x = 23,751,183.09

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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.