Home / 20,433,336.54-28,198,194.76-11,266,305.18

Finding the Fourth Proportional to 20,433,336.54, 28,198,194.76 and 11,266,305.18

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Solution

The fourth proportional to 20,433,336.54, 28,198,194.76 and 11,266,305.18 is: 15,547,606.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,433,336.54 : 28,198,194.76 = 11,266,305.18 : x
  2. Step 2: Convert to fraction form
    20,433,336.54/28,198,194.76 = 11,266,305.18/x
  3. Step 3: Cross multiply
    20,433,336.54x = 28,198,194.76 × 11,266,305.18
  4. Step 4: Simplify right side
    20,433,336.54x = 317,689,467,691,236.88
  5. Step 5: Solve for x
    x = 317,689,467,691,236.88/20,433,336.54
  6. Step 6: Final answer
    x = 15,547,606.09

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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.