Finding the Fourth Proportional to 5,086,079.13, 7,015,676.18 and 3,019,692.99
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Solution
The fourth proportional to 5,086,079.13, 7,015,676.18 and 3,019,692.99 is: 4,165,328.07
Step by Step Solution
- Step 1: Write the proportion equation
5,086,079.13 : 7,015,676.18 = 3,019,692.99 : x - Step 2: Convert to fraction form
5,086,079.13/7,015,676.18 = 3,019,692.99/x - Step 3: Cross multiply
5,086,079.13x = 7,015,676.18 × 3,019,692.99 - Step 4: Simplify right side
5,086,079.13x = 21,185,188,165,757.52 - Step 5: Solve for x
x = 21,185,188,165,757.52/5,086,079.13 - Step 6: Final answer
x = 4,165,328.07
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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.