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Finding the Fourth Proportional to 6,662,550.66, 9,194,349.74 and 3,606,764.91

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Solution

The fourth proportional to 6,662,550.66, 9,194,349.74 and 3,606,764.91 is: 4,977,351.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,550.66 : 9,194,349.74 = 3,606,764.91 : x
  2. Step 2: Convert to fraction form
    6,662,550.66/9,194,349.74 = 3,606,764.91/x
  3. Step 3: Cross multiply
    6,662,550.66x = 9,194,349.74 × 3,606,764.91
  4. Step 4: Simplify right side
    6,662,550.66x = 33,161,858,012,499.62
  5. Step 5: Solve for x
    x = 33,161,858,012,499.62/6,662,550.66
  6. Step 6: Final answer
    x = 4,977,351.72

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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.