Home / 18,410,838.50-25,417,855.68-16,368,005.54

Finding the Fourth Proportional to 18,410,838.50, 25,417,855.68 and 16,368,005.54

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Solution

The fourth proportional to 18,410,838.50, 25,417,855.68 and 16,368,005.54 is: 22,597,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410,838.50 : 25,417,855.68 = 16,368,005.54 : x
  2. Step 2: Convert to fraction form
    18,410,838.50/25,417,855.68 = 16,368,005.54/x
  3. Step 3: Cross multiply
    18,410,838.50x = 25,417,855.68 × 16,368,005.54
  4. Step 4: Simplify right side
    18,410,838.50x = 416,039,602,585,160.44
  5. Step 5: Solve for x
    x = 416,039,602,585,160.44/18,410,838.50
  6. Step 6: Final answer
    x = 22,597,536.91

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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.