Home / 7,952,004.80-11,928,007.20-1,968,372.80

Finding the Fourth Proportional to 7,952,004.80, 11,928,007.20 and 1,968,372.80

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Solution

The fourth proportional to 7,952,004.80, 11,928,007.20 and 1,968,372.80 is: 2,952,559.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952,004.80 : 11,928,007.20 = 1,968,372.80 : x
  2. Step 2: Convert to fraction form
    7,952,004.80/11,928,007.20 = 1,968,372.80/x
  3. Step 3: Cross multiply
    7,952,004.80x = 11,928,007.20 × 1,968,372.80
  4. Step 4: Simplify right side
    7,952,004.80x = 23,478,764,930,684.16
  5. Step 5: Solve for x
    x = 23,478,764,930,684.16/7,952,004.80
  6. Step 6: Final answer
    x = 2,952,559.20

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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.