Home / 21,863,086.80-32,794,630.20-7,679,662.80

Finding the Fourth Proportional to 21,863,086.80, 32,794,630.20 and 7,679,662.80

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Solution

The fourth proportional to 21,863,086.80, 32,794,630.20 and 7,679,662.80 is: 11,519,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,863,086.80 : 32,794,630.20 = 7,679,662.80 : x
  2. Step 2: Convert to fraction form
    21,863,086.80/32,794,630.20 = 7,679,662.80/x
  3. Step 3: Cross multiply
    21,863,086.80x = 32,794,630.20 × 7,679,662.80
  4. Step 4: Simplify right side
    21,863,086.80x = 251,851,701,586,696.56
  5. Step 5: Solve for x
    x = 251,851,701,586,696.56/21,863,086.80
  6. Step 6: Final answer
    x = 11,519,494.20

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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.