Home / 19,193,474.60-28,790,211.91-6,413,979.31

Finding the Fourth Proportional to 19,193,474.60, 28,790,211.91 and 6,413,979.31

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Solution

The fourth proportional to 19,193,474.60, 28,790,211.91 and 6,413,979.31 is: 9,620,968.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193,474.60 : 28,790,211.91 = 6,413,979.31 : x
  2. Step 2: Convert to fraction form
    19,193,474.60/28,790,211.91 = 6,413,979.31/x
  3. Step 3: Cross multiply
    19,193,474.60x = 28,790,211.91 × 6,413,979.31
  4. Step 4: Simplify right side
    19,193,474.60x = 184,659,823,521,255.56
  5. Step 5: Solve for x
    x = 184,659,823,521,255.56/19,193,474.60
  6. Step 6: Final answer
    x = 9,620,968.97

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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.