Home / 21,915,745.60-32,873,618.40-5,741,665.60

Finding the Fourth Proportional to 21,915,745.60, 32,873,618.40 and 5,741,665.60

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Solution

The fourth proportional to 21,915,745.60, 32,873,618.40 and 5,741,665.60 is: 8,612,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,915,745.60 : 32,873,618.40 = 5,741,665.60 : x
  2. Step 2: Convert to fraction form
    21,915,745.60/32,873,618.40 = 5,741,665.60/x
  3. Step 3: Cross multiply
    21,915,745.60x = 32,873,618.40 × 5,741,665.60
  4. Step 4: Simplify right side
    21,915,745.60x = 188,749,323,914,807.03
  5. Step 5: Solve for x
    x = 188,749,323,914,807.03/21,915,745.60
  6. Step 6: Final answer
    x = 8,612,498.40

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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.