Home / 13,923,125.10-20,887,640.10-4,206,940.20

Finding the Fourth Proportional to 13,923,125.10, 20,887,640.10 and 4,206,940.20

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Solution

The fourth proportional to 13,923,125.10, 20,887,640.10 and 4,206,940.20 is: 6,311,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923,125.10 : 20,887,640.10 = 4,206,940.20 : x
  2. Step 2: Convert to fraction form
    13,923,125.10/20,887,640.10 = 4,206,940.20/x
  3. Step 3: Cross multiply
    13,923,125.10x = 20,887,640.10 × 4,206,940.20
  4. Step 4: Simplify right side
    13,923,125.10x = 87,873,052,819,822.03
  5. Step 5: Solve for x
    x = 87,873,052,819,822.03/13,923,125.10
  6. Step 6: Final answer
    x = 6,311,302.40

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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.