Home / 9,978,950.79-13,770,926.18-5,568,630.18

Finding the Fourth Proportional to 9,978,950.79, 13,770,926.18 and 5,568,630.18

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Solution

The fourth proportional to 9,978,950.79, 13,770,926.18 and 5,568,630.18 is: 7,684,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,978,950.79 : 13,770,926.18 = 5,568,630.18 : x
  2. Step 2: Convert to fraction form
    9,978,950.79/13,770,926.18 = 5,568,630.18/x
  3. Step 3: Cross multiply
    9,978,950.79x = 13,770,926.18 × 5,568,630.18
  4. Step 4: Simplify right side
    9,978,950.79x = 76,685,195,202,052.16
  5. Step 5: Solve for x
    x = 76,685,195,202,052.16/9,978,950.79
  6. Step 6: Final answer
    x = 7,684,695.20

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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.