Home / 36,303,986.40-54,455,979.60-28,084,365.60

Finding the Fourth Proportional to 36,303,986.40, 54,455,979.60 and 28,084,365.60

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Solution

The fourth proportional to 36,303,986.40, 54,455,979.60 and 28,084,365.60 is: 42,126,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,303,986.40 : 54,455,979.60 = 28,084,365.60 : x
  2. Step 2: Convert to fraction form
    36,303,986.40/54,455,979.60 = 28,084,365.60/x
  3. Step 3: Cross multiply
    36,303,986.40x = 54,455,979.60 × 28,084,365.60
  4. Step 4: Simplify right side
    36,303,986.40x = 1,529,361,640,192,542
  5. Step 5: Solve for x
    x = 1,529,361,640,192,542/36,303,986.40
  6. Step 6: Final answer
    x = 42,126,548.40

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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.