Finding the Fourth Proportional to 7,519,235.40, 10,375,787.60 and 4,255,481.88
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Solution
The fourth proportional to 7,519,235.40, 10,375,787.60 and 4,255,481.88 is: 5,872,136.43
Step by Step Solution
- Step 1: Write the proportion equation
7,519,235.40 : 10,375,787.60 = 4,255,481.88 : x - Step 2: Convert to fraction form
7,519,235.40/10,375,787.60 = 4,255,481.88/x - Step 3: Cross multiply
7,519,235.40x = 10,375,787.60 × 4,255,481.88 - Step 4: Simplify right side
7,519,235.40x = 44,153,976,122,528.69 - Step 5: Solve for x
x = 44,153,976,122,528.69/7,519,235.40 - Step 6: Final answer
x = 5,872,136.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.