Finding the Fourth Proportional to 11,006,750.40, 16,477,466.40 and 8,179,396.80
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Solution
The fourth proportional to 11,006,750.40, 16,477,466.40 and 8,179,396.80 is: 12,244,825.32
Step by Step Solution
- Step 1: Write the proportion equation
11,006,750.40 : 16,477,466.40 = 8,179,396.80 : x - Step 2: Convert to fraction form
11,006,750.40/16,477,466.40 = 8,179,396.80/x - Step 3: Cross multiply
11,006,750.40x = 16,477,466.40 × 8,179,396.80 - Step 4: Simplify right side
11,006,750.40x = 134,775,735,944,267.52 - Step 5: Solve for x
x = 134,775,735,944,267.52/11,006,750.40 - Step 6: Final answer
x = 12,244,825.32
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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.