Home / 18,251,922.64-25,187,653.74-10,103,160.64

Finding the Fourth Proportional to 18,251,922.64, 25,187,653.74 and 10,103,160.64

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Solution

The fourth proportional to 18,251,922.64, 25,187,653.74 and 10,103,160.64 is: 13,942,361.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251,922.64 : 25,187,653.74 = 10,103,160.64 : x
  2. Step 2: Convert to fraction form
    18,251,922.64/25,187,653.74 = 10,103,160.64/x
  3. Step 3: Cross multiply
    18,251,922.64x = 25,187,653.74 × 10,103,160.64
  4. Step 4: Simplify right side
    18,251,922.64x = 254,474,911,879,916.78
  5. Step 5: Solve for x
    x = 254,474,911,879,916.78/18,251,922.64
  6. Step 6: Final answer
    x = 13,942,361.96

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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.