Home / 27,630,683.83-38,115,036.39-19,383,025.69

Finding the Fourth Proportional to 27,630,683.83, 38,115,036.39 and 19,383,025.69

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Solution

The fourth proportional to 27,630,683.83, 38,115,036.39 and 19,383,025.69 is: 26,737,837.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,630,683.83 : 38,115,036.39 = 19,383,025.69 : x
  2. Step 2: Convert to fraction form
    27,630,683.83/38,115,036.39 = 19,383,025.69/x
  3. Step 3: Cross multiply
    27,630,683.83x = 38,115,036.39 × 19,383,025.69
  4. Step 4: Simplify right side
    27,630,683.83x = 738,784,729,522,654.88
  5. Step 5: Solve for x
    x = 738,784,729,522,654.88/27,630,683.83
  6. Step 6: Final answer
    x = 26,737,837.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.