Home / 5,431,716.20-8,147,574.30-5,360,857.40

Finding the Fourth Proportional to 5,431,716.20, 8,147,574.30 and 5,360,857.40

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Solution

The fourth proportional to 5,431,716.20, 8,147,574.30 and 5,360,857.40 is: 8,041,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,716.20 : 8,147,574.30 = 5,360,857.40 : x
  2. Step 2: Convert to fraction form
    5,431,716.20/8,147,574.30 = 5,360,857.40/x
  3. Step 3: Cross multiply
    5,431,716.20x = 8,147,574.30 × 5,360,857.40
  4. Step 4: Simplify right side
    5,431,716.20x = 43,677,983,978,204.82
  5. Step 5: Solve for x
    x = 43,677,983,978,204.82/5,431,716.20
  6. Step 6: Final answer
    x = 8,041,286.10

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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.