Home / 18,444,743.80-27,674,988.90-8,855,186.20

Finding the Fourth Proportional to 18,444,743.80, 27,674,988.90 and 8,855,186.20

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Solution

The fourth proportional to 18,444,743.80, 27,674,988.90 and 8,855,186.20 is: 13,286,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,743.80 : 27,674,988.90 = 8,855,186.20 : x
  2. Step 2: Convert to fraction form
    18,444,743.80/27,674,988.90 = 8,855,186.20/x
  3. Step 3: Cross multiply
    18,444,743.80x = 27,674,988.90 × 8,855,186.20
  4. Step 4: Simplify right side
    18,444,743.80x = 245,067,179,792,433.16
  5. Step 5: Solve for x
    x = 245,067,179,792,433.16/18,444,743.80
  6. Step 6: Final answer
    x = 13,286,559.17

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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.