Finding the Fourth Proportional to 29,136,717.06, 40,208,765.76 and 16,083,944.88
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Solution
The fourth proportional to 29,136,717.06, 40,208,765.76 and 16,083,944.88 is: 22,195,897.05
Step by Step Solution
- Step 1: Write the proportion equation
29,136,717.06 : 40,208,765.76 = 16,083,944.88 : x - Step 2: Convert to fraction form
29,136,717.06/40,208,765.76 = 16,083,944.88/x - Step 3: Cross multiply
29,136,717.06x = 40,208,765.76 × 16,083,944.88 - Step 4: Simplify right side
29,136,717.06x = 646,715,572,176,671.25 - Step 5: Solve for x
x = 646,715,572,176,671.25/29,136,717.06 - Step 6: Final answer
x = 22,195,897.05
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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.