Home / 18,209,424.98-27,315,975.98-5,912,874.16

Finding the Fourth Proportional to 18,209,424.98, 27,315,975.98 and 5,912,874.16

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Solution

The fourth proportional to 18,209,424.98, 27,315,975.98 and 5,912,874.16 is: 8,869,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,209,424.98 : 27,315,975.98 = 5,912,874.16 : x
  2. Step 2: Convert to fraction form
    18,209,424.98/27,315,975.98 = 5,912,874.16/x
  3. Step 3: Cross multiply
    18,209,424.98x = 27,315,975.98 × 5,912,874.16
  4. Step 4: Simplify right side
    18,209,424.98x = 161,515,928,361,178.44
  5. Step 5: Solve for x
    x = 161,515,928,361,178.44/18,209,424.98
  6. Step 6: Final answer
    x = 8,869,908.22

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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.