Finding the Fourth Proportional to 27,528,136.05, 41,292,058.28 and 7,057,816.05
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Solution
The fourth proportional to 27,528,136.05, 41,292,058.28 and 7,057,816.05 is: 10,586,686.69
Step by Step Solution
- Step 1: Write the proportion equation
27,528,136.05 : 41,292,058.28 = 7,057,816.05 : x - Step 2: Convert to fraction form
27,528,136.05/41,292,058.28 = 7,057,816.05/x - Step 3: Cross multiply
27,528,136.05x = 41,292,058.28 × 7,057,816.05 - Step 4: Simplify right side
27,528,136.05x = 291,431,751,630,830.31 - Step 5: Solve for x
x = 291,431,751,630,830.31/27,528,136.05 - Step 6: Final answer
x = 10,586,686.69
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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.