Finding the Fourth Proportional to 8,183,196.15, 12,274,350.45 and 2,503,420.95
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Solution
The fourth proportional to 8,183,196.15, 12,274,350.45 and 2,503,420.95 is: 3,754,995.66
Step by Step Solution
- Step 1: Write the proportion equation
8,183,196.15 : 12,274,350.45 = 2,503,420.95 : x - Step 2: Convert to fraction form
8,183,196.15/12,274,350.45 = 2,503,420.95/x - Step 3: Cross multiply
8,183,196.15x = 12,274,350.45 × 2,503,420.95 - Step 4: Simplify right side
8,183,196.15x = 30,727,866,064,171.93 - Step 5: Solve for x
x = 30,727,866,064,171.93/8,183,196.15 - Step 6: Final answer
x = 3,754,995.66
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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.