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Finding the Fourth Proportional to 6,807,278.22, 9,394,044.08 and 3,751,492.47

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Solution

The fourth proportional to 6,807,278.22, 9,394,044.08 and 3,751,492.47 is: 5,177,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807,278.22 : 9,394,044.08 = 3,751,492.47 : x
  2. Step 2: Convert to fraction form
    6,807,278.22/9,394,044.08 = 3,751,492.47/x
  3. Step 3: Cross multiply
    6,807,278.22x = 9,394,044.08 × 3,751,492.47
  4. Step 4: Simplify right side
    6,807,278.22x = 35,241,685,638,375.52
  5. Step 5: Solve for x
    x = 35,241,685,638,375.52/6,807,278.22
  6. Step 6: Final answer
    x = 5,177,059.68

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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.