Finding the Fourth Proportional to 7,673,861.16, 10,589,953.77 and 4,236,093.99
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Solution
The fourth proportional to 7,673,861.16, 10,589,953.77 and 4,236,093.99 is: 5,845,823.71
Step by Step Solution
- Step 1: Write the proportion equation
7,673,861.16 : 10,589,953.77 = 4,236,093.99 : x - Step 2: Convert to fraction form
7,673,861.16/10,589,953.77 = 4,236,093.99/x - Step 3: Cross multiply
7,673,861.16x = 10,589,953.77 × 4,236,093.99 - Step 4: Simplify right side
7,673,861.16x = 44,860,039,519,474.84 - Step 5: Solve for x
x = 44,860,039,519,474.84/7,673,861.16 - Step 6: Final answer
x = 5,845,823.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.