Home / 26,161,778.40-39,256,664.40-11,017,240.80

Finding the Fourth Proportional to 26,161,778.40, 39,256,664.40 and 11,017,240.80

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Solution

The fourth proportional to 26,161,778.40, 39,256,664.40 and 11,017,240.80 is: 16,531,755.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,161,778.40 : 39,256,664.40 = 11,017,240.80 : x
  2. Step 2: Convert to fraction form
    26,161,778.40/39,256,664.40 = 11,017,240.80/x
  3. Step 3: Cross multiply
    26,161,778.40x = 39,256,664.40 × 11,017,240.80
  4. Step 4: Simplify right side
    26,161,778.40x = 432,500,124,699,587.56
  5. Step 5: Solve for x
    x = 432,500,124,699,587.56/26,161,778.40
  6. Step 6: Final answer
    x = 16,531,755.53

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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.