Home / 13,176,859.46-18,183,073.21-8,019,651.02

Finding the Fourth Proportional to 13,176,859.46, 18,183,073.21 and 8,019,651.02

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Solution

The fourth proportional to 13,176,859.46, 18,183,073.21 and 8,019,651.02 is: 11,066,514.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176,859.46 : 18,183,073.21 = 8,019,651.02 : x
  2. Step 2: Convert to fraction form
    13,176,859.46/18,183,073.21 = 8,019,651.02/x
  3. Step 3: Cross multiply
    13,176,859.46x = 18,183,073.21 × 8,019,651.02
  4. Step 4: Simplify right side
    13,176,859.46x = 145,821,901,524,395.81
  5. Step 5: Solve for x
    x = 145,821,901,524,395.81/13,176,859.46
  6. Step 6: Final answer
    x = 11,066,514.14

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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.