Home / 7,022,122.80-10,541,057.40-5,431,736.40

Finding the Fourth Proportional to 7,022,122.80, 10,541,057.40 and 5,431,736.40

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Solution

The fourth proportional to 7,022,122.80, 10,541,057.40 and 5,431,736.40 is: 8,153,694.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,122.80 : 10,541,057.40 = 5,431,736.40 : x
  2. Step 2: Convert to fraction form
    7,022,122.80/10,541,057.40 = 5,431,736.40/x
  3. Step 3: Cross multiply
    7,022,122.80x = 10,541,057.40 × 5,431,736.40
  4. Step 4: Simplify right side
    7,022,122.80x = 57,256,245,174,069.37
  5. Step 5: Solve for x
    x = 57,256,245,174,069.37/7,022,122.80
  6. Step 6: Final answer
    x = 8,153,694.66

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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.