Home / 18,251,927.64-25,187,660.64-10,103,165.64

Finding the Fourth Proportional to 18,251,927.64, 25,187,660.64 and 10,103,165.64

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Solution

The fourth proportional to 18,251,927.64, 25,187,660.64 and 10,103,165.64 is: 13,942,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251,927.64 : 25,187,660.64 = 10,103,165.64 : x
  2. Step 2: Convert to fraction form
    18,251,927.64/25,187,660.64 = 10,103,165.64/x
  3. Step 3: Cross multiply
    18,251,927.64x = 25,187,660.64 × 10,103,165.64
  4. Step 4: Simplify right side
    18,251,927.64x = 254,475,107,530,028.44
  5. Step 5: Solve for x
    x = 254,475,107,530,028.44/18,251,927.64
  6. Step 6: Final answer
    x = 13,942,368.86

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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.