Home / 18,322,244.16-25,285,468.32-10,174,240.32

Finding the Fourth Proportional to 18,322,244.16, 25,285,468.32 and 10,174,240.32

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Solution

The fourth proportional to 18,322,244.16, 25,285,468.32 and 10,174,240.32 is: 14,040,879.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322,244.16 : 25,285,468.32 = 10,174,240.32 : x
  2. Step 2: Convert to fraction form
    18,322,244.16/25,285,468.32 = 10,174,240.32/x
  3. Step 3: Cross multiply
    18,322,244.16x = 25,285,468.32 × 10,174,240.32
  4. Step 4: Simplify right side
    18,322,244.16x = 257,260,431,291,426.69
  5. Step 5: Solve for x
    x = 257,260,431,291,426.69/18,322,244.16
  6. Step 6: Final answer
    x = 14,040,879.98

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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.