Finding the Fourth Proportional to 37,514,704.70, 51,770,292.49 and 20,345,296.70
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Solution
The fourth proportional to 37,514,704.70, 51,770,292.49 and 20,345,296.70 is: 28,076,509.45
Step by Step Solution
- Step 1: Write the proportion equation
37,514,704.70 : 51,770,292.49 = 20,345,296.70 : x - Step 2: Convert to fraction form
37,514,704.70/51,770,292.49 = 20,345,296.70/x - Step 3: Cross multiply
37,514,704.70x = 51,770,292.49 × 20,345,296.70 - Step 4: Simplify right side
37,514,704.70x = 1,053,281,961,174,402 - Step 5: Solve for x
x = 1,053,281,961,174,402/37,514,704.70 - Step 6: Final answer
x = 28,076,509.45
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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.