Home / 18,889,315.72-26,065,245.78-10,629,234.04

Finding the Fourth Proportional to 18,889,315.72, 26,065,245.78 and 10,629,234.04

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Solution

The fourth proportional to 18,889,315.72, 26,065,245.78 and 10,629,234.04 is: 14,667,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889,315.72 : 26,065,245.78 = 10,629,234.04 : x
  2. Step 2: Convert to fraction form
    18,889,315.72/26,065,245.78 = 10,629,234.04/x
  3. Step 3: Cross multiply
    18,889,315.72x = 26,065,245.78 × 10,629,234.04
  4. Step 4: Simplify right side
    18,889,315.72x = 277,053,597,705,742.34
  5. Step 5: Solve for x
    x = 277,053,597,705,742.34/18,889,315.72
  6. Step 6: Final answer
    x = 14,667,211.97

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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.