Finding the Fourth Proportional to 33,879,087.50, 46,753,420.99 and 18,409,172.14
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Solution
The fourth proportional to 33,879,087.50, 46,753,420.99 and 18,409,172.14 is: 25,404,809.83
Step by Step Solution
- Step 1: Write the proportion equation
33,879,087.50 : 46,753,420.99 = 18,409,172.14 : x - Step 2: Convert to fraction form
33,879,087.50/46,753,420.99 = 18,409,172.14/x - Step 3: Cross multiply
33,879,087.50x = 46,753,420.99 × 18,409,172.14 - Step 4: Simplify right side
33,879,087.50x = 860,691,775,138,799.25 - Step 5: Solve for x
x = 860,691,775,138,799.25/33,879,087.50 - Step 6: Final answer
x = 25,404,809.83
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.