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Finding the Fourth Proportional to 26,407,998.80, 39,674,983.80 and 23,636,632.40

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Solution

The fourth proportional to 26,407,998.80, 39,674,983.80 and 23,636,632.40 is: 35,511,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407,998.80 : 39,674,983.80 = 23,636,632.40 : x
  2. Step 2: Convert to fraction form
    26,407,998.80/39,674,983.80 = 23,636,632.40/x
  3. Step 3: Cross multiply
    26,407,998.80x = 39,674,983.80 × 23,636,632.40
  4. Step 4: Simplify right side
    26,407,998.80x = 937,783,007,556,555
  5. Step 5: Solve for x
    x = 937,783,007,556,555/26,407,998.80
  6. Step 6: Final answer
    x = 35,511,324.23

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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.