Home / 9,120,190.14-13,672,558.71-3,998,738.70

Finding the Fourth Proportional to 9,120,190.14, 13,672,558.71 and 3,998,738.70

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Solution

The fourth proportional to 9,120,190.14, 13,672,558.71 and 3,998,738.70 is: 5,994,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,120,190.14 : 13,672,558.71 = 3,998,738.70 : x
  2. Step 2: Convert to fraction form
    9,120,190.14/13,672,558.71 = 3,998,738.70/x
  3. Step 3: Cross multiply
    9,120,190.14x = 13,672,558.71 × 3,998,738.70
  4. Step 4: Simplify right side
    9,120,190.14x = 54,672,989,641,699.09
  5. Step 5: Solve for x
    x = 54,672,989,641,699.09/9,120,190.14
  6. Step 6: Final answer
    x = 5,994,720.37

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1.5x scale

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.