Finding the Fourth Proportional to 5,450,782.08, 8,183,407.68 and 4,657,163.52
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Solution
The fourth proportional to 5,450,782.08, 8,183,407.68 and 4,657,163.52 is: 6,991,926.51
Step by Step Solution
- Step 1: Write the proportion equation
5,450,782.08 : 8,183,407.68 = 4,657,163.52 : x - Step 2: Convert to fraction form
5,450,782.08/8,183,407.68 = 4,657,163.52/x - Step 3: Cross multiply
5,450,782.08x = 8,183,407.68 × 4,657,163.52 - Step 4: Simplify right side
5,450,782.08x = 38,111,467,716,583.83 - Step 5: Solve for x
x = 38,111,467,716,583.83/5,450,782.08 - Step 6: Final answer
x = 6,991,926.51
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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.