Finding the Fourth Proportional to 5,895,692.34, 8,135,961.21 and 3,317,371.62
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Solution
The fourth proportional to 5,895,692.34, 8,135,961.21 and 3,317,371.62 is: 4,577,919.82
Step by Step Solution
- Step 1: Write the proportion equation
5,895,692.34 : 8,135,961.21 = 3,317,371.62 : x - Step 2: Convert to fraction form
5,895,692.34/8,135,961.21 = 3,317,371.62/x - Step 3: Cross multiply
5,895,692.34x = 8,135,961.21 × 3,317,371.62 - Step 4: Simplify right side
5,895,692.34x = 26,990,006,819,474.86 - Step 5: Solve for x
x = 26,990,006,819,474.86/5,895,692.34 - Step 6: Final answer
x = 4,577,919.82
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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.