Finding the Fourth Proportional to 5,918,039.08, 8,166,895.68 and 3,340,265.92
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Solution
The fourth proportional to 5,918,039.08, 8,166,895.68 and 3,340,265.92 is: 4,609,567.96
Step by Step Solution
- Step 1: Write the proportion equation
5,918,039.08 : 8,166,895.68 = 3,340,265.92 : x - Step 2: Convert to fraction form
5,918,039.08/8,166,895.68 = 3,340,265.92/x - Step 3: Cross multiply
5,918,039.08x = 8,166,895.68 × 3,340,265.92 - Step 4: Simplify right side
5,918,039.08x = 27,279,603,312,099.22 - Step 5: Solve for x
x = 27,279,603,312,099.22/5,918,039.08 - Step 6: Final answer
x = 4,609,567.96
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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.