Home / 5,360,449.16-7,399,143.78-3,431,903.96

Finding the Fourth Proportional to 5,360,449.16, 7,399,143.78 and 3,431,903.96

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Solution

The fourth proportional to 5,360,449.16, 7,399,143.78 and 3,431,903.96 is: 4,737,131.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360,449.16 : 7,399,143.78 = 3,431,903.96 : x
  2. Step 2: Convert to fraction form
    5,360,449.16/7,399,143.78 = 3,431,903.96/x
  3. Step 3: Cross multiply
    5,360,449.16x = 7,399,143.78 × 3,431,903.96
  4. Step 4: Simplify right side
    5,360,449.16x = 25,393,150,839,191.37
  5. Step 5: Solve for x
    x = 25,393,150,839,191.37/5,360,449.16
  6. Step 6: Final answer
    x = 4,737,131.18

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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.