Home / 18,803,516.76-25,882,753.65-16,474,919.43

Finding the Fourth Proportional to 18,803,516.76, 25,882,753.65 and 16,474,919.43

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Solution

The fourth proportional to 18,803,516.76, 25,882,753.65 and 16,474,919.43 is: 22,677,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,803,516.76 : 25,882,753.65 = 16,474,919.43 : x
  2. Step 2: Convert to fraction form
    18,803,516.76/25,882,753.65 = 16,474,919.43/x
  3. Step 3: Cross multiply
    18,803,516.76x = 25,882,753.65 × 16,474,919.43
  4. Step 4: Simplify right side
    18,803,516.76x = 426,416,281,010,288.38
  5. Step 5: Solve for x
    x = 426,416,281,010,288.38/18,803,516.76
  6. Step 6: Final answer
    x = 22,677,474.99

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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.