Home / 19,132,901.82-28,685,896.34-8,886,883.23

Finding the Fourth Proportional to 19,132,901.82, 28,685,896.34 and 8,886,883.23

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Solution

The fourth proportional to 19,132,901.82, 28,685,896.34 and 8,886,883.23 is: 13,324,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,901.82 : 28,685,896.34 = 8,886,883.23 : x
  2. Step 2: Convert to fraction form
    19,132,901.82/28,685,896.34 = 8,886,883.23/x
  3. Step 3: Cross multiply
    19,132,901.82x = 28,685,896.34 × 8,886,883.23
  4. Step 4: Simplify right side
    19,132,901.82x = 254,928,211,077,029.97
  5. Step 5: Solve for x
    x = 254,928,211,077,029.97/19,132,901.82
  6. Step 6: Final answer
    x = 13,324,074.60

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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.