Home / 33,028,541.20-49,542,811.80-21,549,415.60

Finding the Fourth Proportional to 33,028,541.20, 49,542,811.80 and 21,549,415.60

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Solution

The fourth proportional to 33,028,541.20, 49,542,811.80 and 21,549,415.60 is: 32,324,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,028,541.20 : 49,542,811.80 = 21,549,415.60 : x
  2. Step 2: Convert to fraction form
    33,028,541.20/49,542,811.80 = 21,549,415.60/x
  3. Step 3: Cross multiply
    33,028,541.20x = 49,542,811.80 × 21,549,415.60
  4. Step 4: Simplify right side
    33,028,541.20x = 1,067,618,641,470,784.12
  5. Step 5: Solve for x
    x = 1,067,618,641,470,784.12/33,028,541.20
  6. Step 6: Final answer
    x = 32,324,123.40

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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.