Finding the Fourth Proportional to 38,351,201.70, 57,526,802.55 and 11,057,441.70
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Solution
The fourth proportional to 38,351,201.70, 57,526,802.55 and 11,057,441.70 is: 16,586,162.55
Step by Step Solution
- Step 1: Write the proportion equation
38,351,201.70 : 57,526,802.55 = 11,057,441.70 : x - Step 2: Convert to fraction form
38,351,201.70/57,526,802.55 = 11,057,441.70/x - Step 3: Cross multiply
38,351,201.70x = 57,526,802.55 × 11,057,441.70 - Step 4: Simplify right side
38,351,201.70x = 636,099,265,384,036.25 - Step 5: Solve for x
x = 636,099,265,384,036.25/38,351,201.70 - Step 6: Final answer
x = 16,586,162.55
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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.