Home / 6,947,511.82-9,588,098.31-4,371,400.78

Finding the Fourth Proportional to 6,947,511.82, 9,588,098.31 and 4,371,400.78

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Solution

The fourth proportional to 6,947,511.82, 9,588,098.31 and 4,371,400.78 is: 6,032,867.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947,511.82 : 9,588,098.31 = 4,371,400.78 : x
  2. Step 2: Convert to fraction form
    6,947,511.82/9,588,098.31 = 4,371,400.78/x
  3. Step 3: Cross multiply
    6,947,511.82x = 9,588,098.31 × 4,371,400.78
  4. Step 4: Simplify right side
    6,947,511.82x = 41,913,420,431,050.69
  5. Step 5: Solve for x
    x = 41,913,420,431,050.69/6,947,511.82
  6. Step 6: Final answer
    x = 6,032,867.81

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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.