Home / 8,161,122.98-12,242,369.76-2,481,396.50

Finding the Fourth Proportional to 8,161,122.98, 12,242,369.76 and 2,481,396.50

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Solution

The fourth proportional to 8,161,122.98, 12,242,369.76 and 2,481,396.50 is: 3,722,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,122.98 : 12,242,369.76 = 2,481,396.50 : x
  2. Step 2: Convert to fraction form
    8,161,122.98/12,242,369.76 = 2,481,396.50/x
  3. Step 3: Cross multiply
    8,161,122.98x = 12,242,369.76 × 2,481,396.50
  4. Step 4: Simplify right side
    8,161,122.98x = 30,378,173,474,169.84
  5. Step 5: Solve for x
    x = 30,378,173,474,169.84/8,161,122.98
  6. Step 6: Final answer
    x = 3,722,303.11

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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.