Home / 6,558,891.89-9,051,286.61-3,658,470.62

Finding the Fourth Proportional to 6,558,891.89, 9,051,286.61 and 3,658,470.62

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Solution

The fourth proportional to 6,558,891.89, 9,051,286.61 and 3,658,470.62 is: 5,048,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558,891.89 : 9,051,286.61 = 3,658,470.62 : x
  2. Step 2: Convert to fraction form
    6,558,891.89/9,051,286.61 = 3,658,470.62/x
  3. Step 3: Cross multiply
    6,558,891.89x = 9,051,286.61 × 3,658,470.62
  4. Step 4: Simplify right side
    6,558,891.89x = 33,113,866,099,774.14
  5. Step 5: Solve for x
    x = 33,113,866,099,774.14/6,558,891.89
  6. Step 6: Final answer
    x = 5,048,698.27

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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.