Home / 6,805,005.75-9,390,879.99-3,707,520.39

Finding the Fourth Proportional to 6,805,005.75, 9,390,879.99 and 3,707,520.39

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Solution

The fourth proportional to 6,805,005.75, 9,390,879.99 and 3,707,520.39 is: 5,116,362.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805,005.75 : 9,390,879.99 = 3,707,520.39 : x
  2. Step 2: Convert to fraction form
    6,805,005.75/9,390,879.99 = 3,707,520.39/x
  3. Step 3: Cross multiply
    6,805,005.75x = 9,390,879.99 × 3,707,520.39
  4. Step 4: Simplify right side
    6,805,005.75x = 34,816,879,042,968
  5. Step 5: Solve for x
    x = 34,816,879,042,968/6,805,005.75
  6. Step 6: Final answer
    x = 5,116,362.91

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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.