Home / 6,343,804.82-8,754,428.49-3,443,195.54

Finding the Fourth Proportional to 6,343,804.82, 8,754,428.49 and 3,443,195.54

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Solution

The fourth proportional to 6,343,804.82, 8,754,428.49 and 3,443,195.54 is: 4,751,597.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,804.82 : 8,754,428.49 = 3,443,195.54 : x
  2. Step 2: Convert to fraction form
    6,343,804.82/8,754,428.49 = 3,443,195.54/x
  3. Step 3: Cross multiply
    6,343,804.82x = 8,754,428.49 × 3,443,195.54
  4. Step 4: Simplify right side
    6,343,804.82x = 30,143,209,132,016.94
  5. Step 5: Solve for x
    x = 30,143,209,132,016.94/6,343,804.82
  6. Step 6: Final answer
    x = 4,751,597.82

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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.