Home / 6,178,015.80-9,268,773.30-1,918,614.60

Finding the Fourth Proportional to 6,178,015.80, 9,268,773.30 and 1,918,614.60

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Solution

The fourth proportional to 6,178,015.80, 9,268,773.30 and 1,918,614.60 is: 2,878,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,015.80 : 9,268,773.30 = 1,918,614.60 : x
  2. Step 2: Convert to fraction form
    6,178,015.80/9,268,773.30 = 1,918,614.60/x
  3. Step 3: Cross multiply
    6,178,015.80x = 9,268,773.30 × 1,918,614.60
  4. Step 4: Simplify right side
    6,178,015.80x = 17,783,203,777,470.18
  5. Step 5: Solve for x
    x = 17,783,203,777,470.18/6,178,015.80
  6. Step 6: Final answer
    x = 2,878,465.25

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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.