Finding the Fourth Proportional to 8,236,238.19, 12,351,869.15 and 2,477,442.65
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Solution
The fourth proportional to 8,236,238.19, 12,351,869.15 and 2,477,442.65 is: 3,715,415.55
Step by Step Solution
- Step 1: Write the proportion equation
8,236,238.19 : 12,351,869.15 = 2,477,442.65 : x - Step 2: Convert to fraction form
8,236,238.19/12,351,869.15 = 2,477,442.65/x - Step 3: Cross multiply
8,236,238.19x = 12,351,869.15 × 2,477,442.65 - Step 4: Simplify right side
8,236,238.19x = 30,601,047,439,429.25 - Step 5: Solve for x
x = 30,601,047,439,429.25/8,236,238.19 - Step 6: Final answer
x = 3,715,415.55
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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.