Home / 18,351,930.80-27,527,896.20-6,384,666.80

Finding the Fourth Proportional to 18,351,930.80, 27,527,896.20 and 6,384,666.80

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Solution

The fourth proportional to 18,351,930.80, 27,527,896.20 and 6,384,666.80 is: 9,577,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351,930.80 : 27,527,896.20 = 6,384,666.80 : x
  2. Step 2: Convert to fraction form
    18,351,930.80/27,527,896.20 = 6,384,666.80/x
  3. Step 3: Cross multiply
    18,351,930.80x = 27,527,896.20 × 6,384,666.80
  4. Step 4: Simplify right side
    18,351,930.80x = 175,756,444,941,986.16
  5. Step 5: Solve for x
    x = 175,756,444,941,986.16/18,351,930.80
  6. Step 6: Final answer
    x = 9,577,000.20

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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.