Home / 6,968,484.88-9,618,046.11-3,872,072.16

Finding the Fourth Proportional to 6,968,484.88, 9,618,046.11 and 3,872,072.16

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Solution

The fourth proportional to 6,968,484.88, 9,618,046.11 and 3,872,072.16 is: 5,344,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968,484.88 : 9,618,046.11 = 3,872,072.16 : x
  2. Step 2: Convert to fraction form
    6,968,484.88/9,618,046.11 = 3,872,072.16/x
  3. Step 3: Cross multiply
    6,968,484.88x = 9,618,046.11 × 3,872,072.16
  4. Step 4: Simplify right side
    6,968,484.88x = 37,241,768,576,127.30
  5. Step 5: Solve for x
    x = 37,241,768,576,127.30/6,968,484.88
  6. Step 6: Final answer
    x = 5,344,313.61

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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.