Home / 18,322,245.16-25,285,469.70-10,174,241.32

Finding the Fourth Proportional to 18,322,245.16, 25,285,469.70 and 10,174,241.32

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Solution

The fourth proportional to 18,322,245.16, 25,285,469.70 and 10,174,241.32 is: 14,040,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322,245.16 : 25,285,469.70 = 10,174,241.32 : x
  2. Step 2: Convert to fraction form
    18,322,245.16/25,285,469.70 = 10,174,241.32/x
  3. Step 3: Cross multiply
    18,322,245.16x = 25,285,469.70 × 10,174,241.32
  4. Step 4: Simplify right side
    18,322,245.16x = 257,260,470,617,348
  5. Step 5: Solve for x
    x = 257,260,470,617,348/18,322,245.16
  6. Step 6: Final answer
    x = 14,040,881.36

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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.