Finding the Fourth Proportional to 16,511,099.44, 24,768,618.36 and 7,985,309.44
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Solution
The fourth proportional to 16,511,099.44, 24,768,618.36 and 7,985,309.44 is: 11,978,916.53
Step by Step Solution
- Step 1: Write the proportion equation
16,511,099.44 : 24,768,618.36 = 7,985,309.44 : x - Step 2: Convert to fraction form
16,511,099.44/24,768,618.36 = 7,985,309.44/x - Step 3: Cross multiply
16,511,099.44x = 24,768,618.36 × 7,985,309.44 - Step 4: Simplify right side
16,511,099.44x = 197,785,082,005,865.31 - Step 5: Solve for x
x = 197,785,082,005,865.31/16,511,099.44 - Step 6: Final answer
x = 11,978,916.53
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1.5x scale
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.