Home / 6,518,512.91-8,996,661.09-3,764,705.38

Finding the Fourth Proportional to 6,518,512.91, 8,996,661.09 and 3,764,705.38

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Solution

The fourth proportional to 6,518,512.91, 8,996,661.09 and 3,764,705.38 is: 5,195,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,512.91 : 8,996,661.09 = 3,764,705.38 : x
  2. Step 2: Convert to fraction form
    6,518,512.91/8,996,661.09 = 3,764,705.38/x
  3. Step 3: Cross multiply
    6,518,512.91x = 8,996,661.09 × 3,764,705.38
  4. Step 4: Simplify right side
    6,518,512.91x = 33,869,778,388,736.14
  5. Step 5: Solve for x
    x = 33,869,778,388,736.14/6,518,512.91
  6. Step 6: Final answer
    x = 5,195,936.39

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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.