Home / 14,718,684.25-20,311,976.64-8,104,042

Finding the Fourth Proportional to 14,718,684.25, 20,311,976.64 and 8,104,042

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Solution

The fourth proportional to 14,718,684.25, 20,311,976.64 and 8,104,042 is: 11,183,683.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718,684.25 : 20,311,976.64 = 8,104,042 : x
  2. Step 2: Convert to fraction form
    14,718,684.25/20,311,976.64 = 8,104,042/x
  3. Step 3: Cross multiply
    14,718,684.25x = 20,311,976.64 × 8,104,042
  4. Step 4: Simplify right side
    14,718,684.25x = 164,609,111,793,578.88
  5. Step 5: Solve for x
    x = 164,609,111,793,578.88/14,718,684.25
  6. Step 6: Final answer
    x = 11,183,683.88

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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.