Home / 9,209,163.22-13,813,735.10-3,143,391.55

Finding the Fourth Proportional to 9,209,163.22, 13,813,735.10 and 3,143,391.55

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Solution

The fourth proportional to 9,209,163.22, 13,813,735.10 and 3,143,391.55 is: 4,715,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,163.22 : 13,813,735.10 = 3,143,391.55 : x
  2. Step 2: Convert to fraction form
    9,209,163.22/13,813,735.10 = 3,143,391.55/x
  3. Step 3: Cross multiply
    9,209,163.22x = 13,813,735.10 × 3,143,391.55
  4. Step 4: Simplify right side
    9,209,163.22x = 43,421,978,187,278.40
  5. Step 5: Solve for x
    x = 43,421,978,187,278.40/9,209,163.22
  6. Step 6: Final answer
    x = 4,715,084.00

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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.