Home / 18,145,266.80-27,229,292.04-7,362,611.60

Finding the Fourth Proportional to 18,145,266.80, 27,229,292.04 and 7,362,611.60

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Solution

The fourth proportional to 18,145,266.80, 27,229,292.04 and 7,362,611.60 is: 11,048,539.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,266.80 : 27,229,292.04 = 7,362,611.60 : x
  2. Step 2: Convert to fraction form
    18,145,266.80/27,229,292.04 = 7,362,611.60/x
  3. Step 3: Cross multiply
    18,145,266.80x = 27,229,292.04 × 7,362,611.60
  4. Step 4: Simplify right side
    18,145,266.80x = 200,478,701,433,491.66
  5. Step 5: Solve for x
    x = 200,478,701,433,491.66/18,145,266.80
  6. Step 6: Final answer
    x = 11,048,539.75

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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.