Finding the Fourth Proportional to 8,274,917.95, 12,415,170.24 and 3,663,268.13
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Solution
The fourth proportional to 8,274,917.95, 12,415,170.24 and 3,663,268.13 is: 5,496,138.79
Step by Step Solution
- Step 1: Write the proportion equation
8,274,917.95 : 12,415,170.24 = 3,663,268.13 : x - Step 2: Convert to fraction form
8,274,917.95/12,415,170.24 = 3,663,268.13/x - Step 3: Cross multiply
8,274,917.95x = 12,415,170.24 × 3,663,268.13 - Step 4: Simplify right side
8,274,917.95x = 45,480,097,499,754.38 - Step 5: Solve for x
x = 45,480,097,499,754.38/8,274,917.95 - Step 6: Final answer
x = 5,496,138.79
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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.