Home / 6,422,340.80-9,641,732.09-5,517,313.38

Finding the Fourth Proportional to 6,422,340.80, 9,641,732.09 and 5,517,313.38

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Solution

The fourth proportional to 6,422,340.80, 9,641,732.09 and 5,517,313.38 is: 8,283,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,340.80 : 9,641,732.09 = 5,517,313.38 : x
  2. Step 2: Convert to fraction form
    6,422,340.80/9,641,732.09 = 5,517,313.38/x
  3. Step 3: Cross multiply
    6,422,340.80x = 9,641,732.09 × 5,517,313.38
  4. Step 4: Simplify right side
    6,422,340.80x = 53,196,457,466,532.36
  5. Step 5: Solve for x
    x = 53,196,457,466,532.36/6,422,340.80
  6. Step 6: Final answer
    x = 8,283,032.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.