Home / 18,005,619.94-27,009,632.42-6,332,590.67

Finding the Fourth Proportional to 18,005,619.94, 27,009,632.42 and 6,332,590.67

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Solution

The fourth proportional to 18,005,619.94, 27,009,632.42 and 6,332,590.67 is: 9,499,308.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,619.94 : 27,009,632.42 = 6,332,590.67 : x
  2. Step 2: Convert to fraction form
    18,005,619.94/27,009,632.42 = 6,332,590.67/x
  3. Step 3: Cross multiply
    18,005,619.94x = 27,009,632.42 × 6,332,590.67
  4. Step 4: Simplify right side
    18,005,619.94x = 171,040,946,120,057.62
  5. Step 5: Solve for x
    x = 171,040,946,120,057.62/18,005,619.94
  6. Step 6: Final answer
    x = 9,499,308.92

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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.