Home / 7,111,574.80-10,659,067.80-2,849,635.60

Finding the Fourth Proportional to 7,111,574.80, 10,659,067.80 and 2,849,635.60

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Solution

The fourth proportional to 7,111,574.80, 10,659,067.80 and 2,849,635.60 is: 4,271,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,574.80 : 10,659,067.80 = 2,849,635.60 : x
  2. Step 2: Convert to fraction form
    7,111,574.80/10,659,067.80 = 2,849,635.60/x
  3. Step 3: Cross multiply
    7,111,574.80x = 10,659,067.80 × 2,849,635.60
  4. Step 4: Simplify right side
    7,111,574.80x = 30,374,459,065,693.68
  5. Step 5: Solve for x
    x = 30,374,459,065,693.68/7,111,574.80
  6. Step 6: Final answer
    x = 4,271,129.80

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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.