Home / 6,313,964.85-8,713,059.03-3,992,107.14

Finding the Fourth Proportional to 6,313,964.85, 8,713,059.03 and 3,992,107.14

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Solution

The fourth proportional to 6,313,964.85, 8,713,059.03 and 3,992,107.14 is: 5,508,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313,964.85 : 8,713,059.03 = 3,992,107.14 : x
  2. Step 2: Convert to fraction form
    6,313,964.85/8,713,059.03 = 3,992,107.14/x
  3. Step 3: Cross multiply
    6,313,964.85x = 8,713,059.03 × 3,992,107.14
  4. Step 4: Simplify right side
    6,313,964.85x = 34,783,465,164,904.47
  5. Step 5: Solve for x
    x = 34,783,465,164,904.47/6,313,964.85
  6. Step 6: Final answer
    x = 5,508,973.52

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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.