Finding the Fourth Proportional to 8,020,361.36, 12,030,342.12 and 2,340,634.88
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Solution
The fourth proportional to 8,020,361.36, 12,030,342.12 and 2,340,634.88 is: 3,510,893.98
Step by Step Solution
- Step 1: Write the proportion equation
8,020,361.36 : 12,030,342.12 = 2,340,634.88 : x - Step 2: Convert to fraction form
8,020,361.36/12,030,342.12 = 2,340,634.88/x - Step 3: Cross multiply
8,020,361.36x = 12,030,342.12 × 2,340,634.88 - Step 4: Simplify right side
8,020,361.36x = 28,158,638,384,405.14 - Step 5: Solve for x
x = 28,158,638,384,405.14/8,020,361.36 - Step 6: Final answer
x = 3,510,893.98
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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.