Home / 7,111,600.80-10,659,106.80-2,849,661.60

Finding the Fourth Proportional to 7,111,600.80, 10,659,106.80 and 2,849,661.60

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Solution

The fourth proportional to 7,111,600.80, 10,659,106.80 and 2,849,661.60 is: 4,271,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,600.80 : 10,659,106.80 = 2,849,661.60 : x
  2. Step 2: Convert to fraction form
    7,111,600.80/10,659,106.80 = 2,849,661.60/x
  3. Step 3: Cross multiply
    7,111,600.80x = 10,659,106.80 × 2,849,661.60
  4. Step 4: Simplify right side
    7,111,600.80x = 30,374,847,338,258.88
  5. Step 5: Solve for x
    x = 30,374,847,338,258.88/7,111,600.80
  6. Step 6: Final answer
    x = 4,271,168.78

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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.