Finding the Fourth Proportional to 37,207,826.82, 51,335,260.65 and 21,726,743.94
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Solution
The fourth proportional to 37,207,826.82, 51,335,260.65 and 21,726,743.94 is: 29,976,167.88
Step by Step Solution
- Step 1: Write the proportion equation
37,207,826.82 : 51,335,260.65 = 21,726,743.94 : x - Step 2: Convert to fraction form
37,207,826.82/51,335,260.65 = 21,726,743.94/x - Step 3: Cross multiply
37,207,826.82x = 51,335,260.65 × 21,726,743.94 - Step 4: Simplify right side
37,207,826.82x = 1,115,348,063,235,708 - Step 5: Solve for x
x = 1,115,348,063,235,708/37,207,826.82 - Step 6: Final answer
x = 29,976,167.88
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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.