Home / 14,792,351.16-20,419,731.72-8,992,984.80

Finding the Fourth Proportional to 14,792,351.16, 20,419,731.72 and 8,992,984.80

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Solution

The fourth proportional to 14,792,351.16, 20,419,731.72 and 8,992,984.80 is: 12,414,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,792,351.16 : 20,419,731.72 = 8,992,984.80 : x
  2. Step 2: Convert to fraction form
    14,792,351.16/20,419,731.72 = 8,992,984.80/x
  3. Step 3: Cross multiply
    14,792,351.16x = 20,419,731.72 × 8,992,984.80
  4. Step 4: Simplify right side
    14,792,351.16x = 183,634,336,978,037.88
  5. Step 5: Solve for x
    x = 183,634,336,978,037.88/14,792,351.16
  6. Step 6: Final answer
    x = 12,414,141.27

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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.