Home / 18,453,059.80-27,679,443.90-4,806,179.80

Finding the Fourth Proportional to 18,453,059.80, 27,679,443.90 and 4,806,179.80

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Solution

The fourth proportional to 18,453,059.80, 27,679,443.90 and 4,806,179.80 is: 7,209,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,059.80 : 27,679,443.90 = 4,806,179.80 : x
  2. Step 2: Convert to fraction form
    18,453,059.80/27,679,443.90 = 4,806,179.80/x
  3. Step 3: Cross multiply
    18,453,059.80x = 27,679,443.90 × 4,806,179.80
  4. Step 4: Simplify right side
    18,453,059.80x = 133,032,384,147,413.20
  5. Step 5: Solve for x
    x = 133,032,384,147,413.20/18,453,059.80
  6. Step 6: Final answer
    x = 7,209,231.73

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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.