Home / 7,994,253.42-11,991,269.22-1,928,934.54

Finding the Fourth Proportional to 7,994,253.42, 11,991,269.22 and 1,928,934.54

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Solution

The fourth proportional to 7,994,253.42, 11,991,269.22 and 1,928,934.54 is: 2,893,375.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994,253.42 : 11,991,269.22 = 1,928,934.54 : x
  2. Step 2: Convert to fraction form
    7,994,253.42/11,991,269.22 = 1,928,934.54/x
  3. Step 3: Cross multiply
    7,994,253.42x = 11,991,269.22 × 1,928,934.54
  4. Step 4: Simplify right side
    7,994,253.42x = 23,130,373,376,896.86
  5. Step 5: Solve for x
    x = 23,130,373,376,896.86/7,994,253.42
  6. Step 6: Final answer
    x = 2,893,375.05

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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.