Finding the Fourth Proportional to 5,595,414.80, 8,393,122.20 and 5,154,515.60
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Solution
The fourth proportional to 5,595,414.80, 8,393,122.20 and 5,154,515.60 is: 7,731,773.40
Step by Step Solution
- Step 1: Write the proportion equation
5,595,414.80 : 8,393,122.20 = 5,154,515.60 : x - Step 2: Convert to fraction form
5,595,414.80/8,393,122.20 = 5,154,515.60/x - Step 3: Cross multiply
5,595,414.80x = 8,393,122.20 × 5,154,515.60 - Step 4: Simplify right side
5,595,414.80x = 43,262,479,312,606.31 - Step 5: Solve for x
x = 43,262,479,312,606.31/5,595,414.80 - Step 6: Final answer
x = 7,731,773.40
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1.5x scale
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.