Home / 65,352,954.72-98,040,071.56-19,299,481.72

Finding the Fourth Proportional to 65,352,954.72, 98,040,071.56 and 19,299,481.72

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Solution

The fourth proportional to 65,352,954.72, 98,040,071.56 and 19,299,481.72 is: 28,952,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,352,954.72 : 98,040,071.56 = 19,299,481.72 : x
  2. Step 2: Convert to fraction form
    65,352,954.72/98,040,071.56 = 19,299,481.72/x
  3. Step 3: Cross multiply
    65,352,954.72x = 98,040,071.56 × 19,299,481.72
  4. Step 4: Simplify right side
    65,352,954.72x = 1,892,122,568,899,711.75
  5. Step 5: Solve for x
    x = 1,892,122,568,899,711.75/65,352,954.72
  6. Step 6: Final answer
    x = 28,952,364.54

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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.