Home / 7,319,986.20-10,972,106.10-2,769,276.60

Finding the Fourth Proportional to 7,319,986.20, 10,972,106.10 and 2,769,276.60

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Solution

The fourth proportional to 7,319,986.20, 10,972,106.10 and 2,769,276.60 is: 4,150,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319,986.20 : 10,972,106.10 = 2,769,276.60 : x
  2. Step 2: Convert to fraction form
    7,319,986.20/10,972,106.10 = 2,769,276.60/x
  3. Step 3: Cross multiply
    7,319,986.20x = 10,972,106.10 × 2,769,276.60
  4. Step 4: Simplify right side
    7,319,986.20x = 30,384,796,675,447.26
  5. Step 5: Solve for x
    x = 30,384,796,675,447.26/7,319,986.20
  6. Step 6: Final answer
    x = 4,150,936.33

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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.