Finding the Fourth Proportional to 29,136,714.05, 40,208,761.61 and 16,083,941.87
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Solution
The fourth proportional to 29,136,714.05, 40,208,761.61 and 16,083,941.87 is: 22,195,892.89
Step by Step Solution
- Step 1: Write the proportion equation
29,136,714.05 : 40,208,761.61 = 16,083,941.87 : x - Step 2: Convert to fraction form
29,136,714.05/40,208,761.61 = 16,083,941.87/x - Step 3: Cross multiply
29,136,714.05x = 40,208,761.61 × 16,083,941.87 - Step 4: Simplify right side
29,136,714.05x = 646,715,384,118,464 - Step 5: Solve for x
x = 646,715,384,118,464/29,136,714.05 - Step 6: Final answer
x = 22,195,892.89
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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.