Home / 7,114,756.37-9,818,361.69-3,851,568.68

Finding the Fourth Proportional to 7,114,756.37, 9,818,361.69 and 3,851,568.68

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Solution

The fourth proportional to 7,114,756.37, 9,818,361.69 and 3,851,568.68 is: 5,315,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,756.37 : 9,818,361.69 = 3,851,568.68 : x
  2. Step 2: Convert to fraction form
    7,114,756.37/9,818,361.69 = 3,851,568.68/x
  3. Step 3: Cross multiply
    7,114,756.37x = 9,818,361.69 × 3,851,568.68
  4. Step 4: Simplify right side
    7,114,756.37x = 37,816,094,374,115.87
  5. Step 5: Solve for x
    x = 37,816,094,374,115.87/7,114,756.37
  6. Step 6: Final answer
    x = 5,315,163.64

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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.