Finding the Fourth Proportional to 21,546,348.37, 29,726,192.03 and 16,586,306.48
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Solution
The fourth proportional to 21,546,348.37, 29,726,192.03 and 16,586,306.48 is: 22,883,122.61
Step by Step Solution
- Step 1: Write the proportion equation
21,546,348.37 : 29,726,192.03 = 16,586,306.48 : x - Step 2: Convert to fraction form
21,546,348.37/29,726,192.03 = 16,586,306.48/x - Step 3: Cross multiply
21,546,348.37x = 29,726,192.03 × 16,586,306.48 - Step 4: Simplify right side
21,546,348.37x = 493,047,731,484,297.25 - Step 5: Solve for x
x = 493,047,731,484,297.25/21,546,348.37 - Step 6: Final answer
x = 22,883,122.61
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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.