Finding the Fourth Proportional to 7,598,081.70, 11,397,122.55 and 2,279,297.70
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Solution
The fourth proportional to 7,598,081.70, 11,397,122.55 and 2,279,297.70 is: 3,418,946.55
Step by Step Solution
- Step 1: Write the proportion equation
7,598,081.70 : 11,397,122.55 = 2,279,297.70 : x - Step 2: Convert to fraction form
7,598,081.70/11,397,122.55 = 2,279,297.70/x - Step 3: Cross multiply
7,598,081.70x = 11,397,122.55 × 2,279,297.70 - Step 4: Simplify right side
7,598,081.70x = 25,977,435,214,833.14 - Step 5: Solve for x
x = 25,977,435,214,833.14/7,598,081.70 - Step 6: Final answer
x = 3,418,946.55
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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.