Home / 10,524,121.64-15,787,678.86-3,238,185.50

Finding the Fourth Proportional to 10,524,121.64, 15,787,678.86 and 3,238,185.50

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Solution

The fourth proportional to 10,524,121.64, 15,787,678.86 and 3,238,185.50 is: 4,857,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,524,121.64 : 15,787,678.86 = 3,238,185.50 : x
  2. Step 2: Convert to fraction form
    10,524,121.64/15,787,678.86 = 3,238,185.50/x
  3. Step 3: Cross multiply
    10,524,121.64x = 15,787,678.86 × 3,238,185.50
  4. Step 4: Simplify right side
    10,524,121.64x = 51,123,432,684,170.13
  5. Step 5: Solve for x
    x = 51,123,432,684,170.13/10,524,121.64
  6. Step 6: Final answer
    x = 4,857,738.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.