Finding the Fourth Proportional to 29,567,442.70, 40,802,636.68 and 16,514,892.10
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Solution
The fourth proportional to 29,567,442.70, 40,802,636.68 and 16,514,892.10 is: 22,790,308.55
Step by Step Solution
- Step 1: Write the proportion equation
29,567,442.70 : 40,802,636.68 = 16,514,892.10 : x - Step 2: Convert to fraction form
29,567,442.70/40,802,636.68 = 16,514,892.10/x - Step 3: Cross multiply
29,567,442.70x = 40,802,636.68 × 16,514,892.10 - Step 4: Simplify right side
29,567,442.70x = 673,851,142,165,702.25 - Step 5: Solve for x
x = 673,851,142,165,702.25/29,567,442.70 - Step 6: Final answer
x = 22,790,308.55
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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.