Home / 7,770,246.80-11,649,840.60-2,976,083.60

Finding the Fourth Proportional to 7,770,246.80, 11,649,840.60 and 2,976,083.60

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Solution

The fourth proportional to 7,770,246.80, 11,649,840.60 and 2,976,083.60 is: 4,462,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,246.80 : 11,649,840.60 = 2,976,083.60 : x
  2. Step 2: Convert to fraction form
    7,770,246.80/11,649,840.60 = 2,976,083.60/x
  3. Step 3: Cross multiply
    7,770,246.80x = 11,649,840.60 × 2,976,083.60
  4. Step 4: Simplify right side
    7,770,246.80x = 34,670,899,552,274.16
  5. Step 5: Solve for x
    x = 34,670,899,552,274.16/7,770,246.80
  6. Step 6: Final answer
    x = 4,462,007.51

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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.