Home / 20,640,283.92-30,960,613.60-6,263,352.34

Finding the Fourth Proportional to 20,640,283.92, 30,960,613.60 and 6,263,352.34

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Solution

The fourth proportional to 20,640,283.92, 30,960,613.60 and 6,263,352.34 is: 9,395,085.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,640,283.92 : 30,960,613.60 = 6,263,352.34 : x
  2. Step 2: Convert to fraction form
    20,640,283.92/30,960,613.60 = 6,263,352.34/x
  3. Step 3: Cross multiply
    20,640,283.92x = 30,960,613.60 × 6,263,352.34
  4. Step 4: Simplify right side
    20,640,283.92x = 193,917,231,546,335.91
  5. Step 5: Solve for x
    x = 193,917,231,546,335.91/20,640,283.92
  6. Step 6: Final answer
    x = 9,395,085.47

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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.