Finding the Fourth Proportional to 11,611,155.08, 17,378,825.00 and 8,536,334.19
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Solution
The fourth proportional to 11,611,155.08, 17,378,825.00 and 8,536,334.19 is: 12,776,632.22
Step by Step Solution
- Step 1: Write the proportion equation
11,611,155.08 : 17,378,825.00 = 8,536,334.19 : x - Step 2: Convert to fraction form
11,611,155.08/17,378,825.00 = 8,536,334.19/x - Step 3: Cross multiply
11,611,155.08x = 17,378,825.00 × 8,536,334.19 - Step 4: Simplify right side
11,611,155.08x = 148,351,457,986,845.09 - Step 5: Solve for x
x = 148,351,457,986,845.09/11,611,155.08 - Step 6: Final answer
x = 12,776,632.22
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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.