Home / 6,441,763.28-8,889,849.79-3,792,132.64

Finding the Fourth Proportional to 6,441,763.28, 8,889,849.79 and 3,792,132.64

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Solution

The fourth proportional to 6,441,763.28, 8,889,849.79 and 3,792,132.64 is: 5,233,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,763.28 : 8,889,849.79 = 3,792,132.64 : x
  2. Step 2: Convert to fraction form
    6,441,763.28/8,889,849.79 = 3,792,132.64/x
  3. Step 3: Cross multiply
    6,441,763.28x = 8,889,849.79 × 3,792,132.64
  4. Step 4: Simplify right side
    6,441,763.28x = 33,711,489,576,318.87
  5. Step 5: Solve for x
    x = 33,711,489,576,318.87/6,441,763.28
  6. Step 6: Final answer
    x = 5,233,270.48

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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.