Finding the Fourth Proportional to 16,804,163.74, 25,199,613.03 and 8,165,705.11
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Solution
The fourth proportional to 16,804,163.74, 25,199,613.03 and 8,165,705.11 is: 12,245,334.67
Step by Step Solution
- Step 1: Write the proportion equation
16,804,163.74 : 25,199,613.03 = 8,165,705.11 : x - Step 2: Convert to fraction form
16,804,163.74/25,199,613.03 = 8,165,705.11/x - Step 3: Cross multiply
16,804,163.74x = 25,199,613.03 × 8,165,705.11 - Step 4: Simplify right side
16,804,163.74x = 205,772,608,889,093.59 - Step 5: Solve for x
x = 205,772,608,889,093.59/16,804,163.74 - Step 6: Final answer
x = 12,245,334.67
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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.