Home / 5,015,947.44-6,922,598.39-2,978,756.94

Finding the Fourth Proportional to 5,015,947.44, 6,922,598.39 and 2,978,756.94

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Solution

The fourth proportional to 5,015,947.44, 6,922,598.39 and 2,978,756.94 is: 4,111,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015,947.44 : 6,922,598.39 = 2,978,756.94 : x
  2. Step 2: Convert to fraction form
    5,015,947.44/6,922,598.39 = 2,978,756.94/x
  3. Step 3: Cross multiply
    5,015,947.44x = 6,922,598.39 × 2,978,756.94
  4. Step 4: Simplify right side
    5,015,947.44x = 20,620,738,036,037.13
  5. Step 5: Solve for x
    x = 20,620,738,036,037.13/5,015,947.44
  6. Step 6: Final answer
    x = 4,111,035.51

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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.