Home / 13,556,946.27-20,335,583.84-3,972,519.21

Finding the Fourth Proportional to 13,556,946.27, 20,335,583.84 and 3,972,519.21

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Solution

The fourth proportional to 13,556,946.27, 20,335,583.84 and 3,972,519.21 is: 5,958,827.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,946.27 : 20,335,583.84 = 3,972,519.21 : x
  2. Step 2: Convert to fraction form
    13,556,946.27/20,335,583.84 = 3,972,519.21/x
  3. Step 3: Cross multiply
    13,556,946.27x = 20,335,583.84 × 3,972,519.21
  4. Step 4: Simplify right side
    13,556,946.27x = 80,783,497,431,102.97
  5. Step 5: Solve for x
    x = 80,783,497,431,102.97/13,556,946.27
  6. Step 6: Final answer
    x = 5,958,827.00

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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.