Home / 7,764,604.80-11,646,907.20-2,715,388.80

Finding the Fourth Proportional to 7,764,604.80, 11,646,907.20 and 2,715,388.80

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Solution

The fourth proportional to 7,764,604.80, 11,646,907.20 and 2,715,388.80 is: 4,073,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,604.80 : 11,646,907.20 = 2,715,388.80 : x
  2. Step 2: Convert to fraction form
    7,764,604.80/11,646,907.20 = 2,715,388.80/x
  3. Step 3: Cross multiply
    7,764,604.80x = 11,646,907.20 × 2,715,388.80
  4. Step 4: Simplify right side
    7,764,604.80x = 31,625,881,365,519.36
  5. Step 5: Solve for x
    x = 31,625,881,365,519.36/7,764,604.80
  6. Step 6: Final answer
    x = 4,073,083.20

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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.