Home / 20,370,249.18-30,568,835.10-9,590,632.79

Finding the Fourth Proportional to 20,370,249.18, 30,568,835.10 and 9,590,632.79

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Solution

The fourth proportional to 20,370,249.18, 30,568,835.10 and 9,590,632.79 is: 14,392,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,370,249.18 : 30,568,835.10 = 9,590,632.79 : x
  2. Step 2: Convert to fraction form
    20,370,249.18/30,568,835.10 = 9,590,632.79/x
  3. Step 3: Cross multiply
    20,370,249.18x = 30,568,835.10 × 9,590,632.79
  4. Step 4: Simplify right side
    20,370,249.18x = 293,174,472,145,283.62
  5. Step 5: Solve for x
    x = 293,174,472,145,283.62/20,370,249.18
  6. Step 6: Final answer
    x = 14,392,286.98

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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.