Home / 6,820,121.56-9,411,097.26-3,764,138.80

Finding the Fourth Proportional to 6,820,121.56, 9,411,097.26 and 3,764,138.80

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Solution

The fourth proportional to 6,820,121.56, 9,411,097.26 and 3,764,138.80 is: 5,194,141.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820,121.56 : 9,411,097.26 = 3,764,138.80 : x
  2. Step 2: Convert to fraction form
    6,820,121.56/9,411,097.26 = 3,764,138.80/x
  3. Step 3: Cross multiply
    6,820,121.56x = 9,411,097.26 × 3,764,138.80
  4. Step 4: Simplify right side
    6,820,121.56x = 35,424,676,346,939.69
  5. Step 5: Solve for x
    x = 35,424,676,346,939.69/6,820,121.56
  6. Step 6: Final answer
    x = 5,194,141.49

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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.