Home / 19,589,128.80-29,383,693.20-16,453,845.60

Finding the Fourth Proportional to 19,589,128.80, 29,383,693.20 and 16,453,845.60

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Solution

The fourth proportional to 19,589,128.80, 29,383,693.20 and 16,453,845.60 is: 24,680,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589,128.80 : 29,383,693.20 = 16,453,845.60 : x
  2. Step 2: Convert to fraction form
    19,589,128.80/29,383,693.20 = 16,453,845.60/x
  3. Step 3: Cross multiply
    19,589,128.80x = 29,383,693.20 × 16,453,845.60
  4. Step 4: Simplify right side
    19,589,128.80x = 483,474,751,070,569.88
  5. Step 5: Solve for x
    x = 483,474,751,070,569.88/19,589,128.80
  6. Step 6: Final answer
    x = 24,680,768.40

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1.5x scale

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.