Home / 6,372,928.16-8,790,623.52-3,792,682.88

Finding the Fourth Proportional to 6,372,928.16, 8,790,623.52 and 3,792,682.88

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Solution

The fourth proportional to 6,372,928.16, 8,790,623.52 and 3,792,682.88 is: 5,231,511.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,372,928.16 : 8,790,623.52 = 3,792,682.88 : x
  2. Step 2: Convert to fraction form
    6,372,928.16/8,790,623.52 = 3,792,682.88/x
  3. Step 3: Cross multiply
    6,372,928.16x = 8,790,623.52 × 3,792,682.88
  4. Step 4: Simplify right side
    6,372,928.16x = 33,340,047,328,829.34
  5. Step 5: Solve for x
    x = 33,340,047,328,829.34/6,372,928.16
  6. Step 6: Final answer
    x = 5,231,511.56

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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.