Finding the Fourth Proportional to 5,932,581.21, 8,888,701.32 and 3,983,656.68
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Solution
The fourth proportional to 5,932,581.21, 8,888,701.32 and 3,983,656.68 is: 5,968,655.66
Step by Step Solution
- Step 1: Write the proportion equation
5,932,581.21 : 8,888,701.32 = 3,983,656.68 : x - Step 2: Convert to fraction form
5,932,581.21/8,888,701.32 = 3,983,656.68/x - Step 3: Cross multiply
5,932,581.21x = 8,888,701.32 × 3,983,656.68 - Step 4: Simplify right side
5,932,581.21x = 35,409,534,389,942.82 - Step 5: Solve for x
x = 35,409,534,389,942.82/5,932,581.21 - Step 6: Final answer
x = 5,968,655.66
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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.