Finding the Fourth Proportional to 9,422,159.73, 12,999,269.10 and 6,160,883.46
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Solution
The fourth proportional to 9,422,159.73, 12,999,269.10 and 6,160,883.46 is: 8,499,853.99
Step by Step Solution
- Step 1: Write the proportion equation
9,422,159.73 : 12,999,269.10 = 6,160,883.46 : x - Step 2: Convert to fraction form
9,422,159.73/12,999,269.10 = 6,160,883.46/x - Step 3: Cross multiply
9,422,159.73x = 12,999,269.10 × 6,160,883.46 - Step 4: Simplify right side
9,422,159.73x = 80,086,981,990,279.08 - Step 5: Solve for x
x = 80,086,981,990,279.08/9,422,159.73 - Step 6: Final answer
x = 8,499,853.99
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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.