Finding the Fourth Proportional to 8,158,408.44, 12,239,006.84 and 3,363,476.55
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Solution
The fourth proportional to 8,158,408.44, 12,239,006.84 and 3,363,476.55 is: 5,045,789.61
Step by Step Solution
- Step 1: Write the proportion equation
8,158,408.44 : 12,239,006.84 = 3,363,476.55 : x - Step 2: Convert to fraction form
8,158,408.44/12,239,006.84 = 3,363,476.55/x - Step 3: Cross multiply
8,158,408.44x = 12,239,006.84 × 3,363,476.55 - Step 4: Simplify right side
8,158,408.44x = 41,165,612,501,629.60 - Step 5: Solve for x
x = 41,165,612,501,629.60/8,158,408.44 - Step 6: Final answer
x = 5,045,789.61
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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.