Home / 9,861,021.28-13,612,399.44-5,994,776.80

Finding the Fourth Proportional to 9,861,021.28, 13,612,399.44 and 5,994,776.80

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Solution

The fourth proportional to 9,861,021.28, 13,612,399.44 and 5,994,776.80 is: 8,275,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,021.28 : 13,612,399.44 = 5,994,776.80 : x
  2. Step 2: Convert to fraction form
    9,861,021.28/13,612,399.44 = 5,994,776.80/x
  3. Step 3: Cross multiply
    9,861,021.28x = 13,612,399.44 × 5,994,776.80
  4. Step 4: Simplify right side
    9,861,021.28x = 81,603,296,355,244.98
  5. Step 5: Solve for x
    x = 81,603,296,355,244.98/9,861,021.28
  6. Step 6: Final answer
    x = 8,275,339.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.