Home / 18,223,106.94-25,154,220.78-10,491,230.88

Finding the Fourth Proportional to 18,223,106.94, 25,154,220.78 and 10,491,230.88

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Solution

The fourth proportional to 18,223,106.94, 25,154,220.78 and 10,491,230.88 is: 14,481,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,106.94 : 25,154,220.78 = 10,491,230.88 : x
  2. Step 2: Convert to fraction form
    18,223,106.94/25,154,220.78 = 10,491,230.88/x
  3. Step 3: Cross multiply
    18,223,106.94x = 25,154,220.78 × 10,491,230.88
  4. Step 4: Simplify right side
    18,223,106.94x = 263,898,737,809,473.72
  5. Step 5: Solve for x
    x = 263,898,737,809,473.72/18,223,106.94
  6. Step 6: Final answer
    x = 14,481,544.70

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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.