Finding the Fourth Proportional to 8,093,408.70, 12,138,363.45 and 3,544,448.70
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Solution
The fourth proportional to 8,093,408.70, 12,138,363.45 and 3,544,448.70 is: 5,315,906.83
Step by Step Solution
- Step 1: Write the proportion equation
8,093,408.70 : 12,138,363.45 = 3,544,448.70 : x - Step 2: Convert to fraction form
8,093,408.70/12,138,363.45 = 3,544,448.70/x - Step 3: Cross multiply
8,093,408.70x = 12,138,363.45 × 3,544,448.70 - Step 4: Simplify right side
8,093,408.70x = 43,023,806,550,480.02 - Step 5: Solve for x
x = 43,023,806,550,480.02/8,093,408.70 - Step 6: Final answer
x = 5,315,906.83
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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.