Finding the Fourth Proportional to 8,158,406.33, 12,239,003.68 and 3,363,474.44
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Solution
The fourth proportional to 8,158,406.33, 12,239,003.68 and 3,363,474.44 is: 5,045,786.44
Step by Step Solution
- Step 1: Write the proportion equation
8,158,406.33 : 12,239,003.68 = 3,363,474.44 : x - Step 2: Convert to fraction form
8,158,406.33/12,239,003.68 = 3,363,474.44/x - Step 3: Cross multiply
8,158,406.33x = 12,239,003.68 × 3,363,474.44 - Step 4: Simplify right side
8,158,406.33x = 41,165,575,979,142.23 - Step 5: Solve for x
x = 41,165,575,979,142.23/8,158,406.33 - Step 6: Final answer
x = 5,045,786.44
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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.