Finding the Fourth Proportional to 27,567,855.05, 41,351,772.84 and 7,372,572.17
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Solution
The fourth proportional to 27,567,855.05, 41,351,772.84 and 7,372,572.17 is: 11,058,855.65
Step by Step Solution
- Step 1: Write the proportion equation
27,567,855.05 : 41,351,772.84 = 7,372,572.17 : x - Step 2: Convert to fraction form
27,567,855.05/41,351,772.84 = 7,372,572.17/x - Step 3: Cross multiply
27,567,855.05x = 41,351,772.84 × 7,372,572.17 - Step 4: Simplify right side
27,567,855.05x = 304,868,929,413,587 - Step 5: Solve for x
x = 304,868,929,413,587/27,567,855.05 - Step 6: Final answer
x = 11,058,855.65
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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.