Finding the Fourth Proportional to 8,414,610.75, 12,621,915.45 and 2,024,863.74
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Solution
The fourth proportional to 8,414,610.75, 12,621,915.45 and 2,024,863.74 is: 3,037,295.45
Step by Step Solution
- Step 1: Write the proportion equation
8,414,610.75 : 12,621,915.45 = 2,024,863.74 : x - Step 2: Convert to fraction form
8,414,610.75/12,621,915.45 = 2,024,863.74/x - Step 3: Cross multiply
8,414,610.75x = 12,621,915.45 × 2,024,863.74 - Step 4: Simplify right side
8,414,610.75x = 25,557,658,924,050.78 - Step 5: Solve for x
x = 25,557,658,924,050.78/8,414,610.75 - Step 6: Final answer
x = 3,037,295.45
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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.