Finding the Fourth Proportional to 8,177,291.20, 11,284,736.49 and 4,506,339.48
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Solution
The fourth proportional to 8,177,291.20, 11,284,736.49 and 4,506,339.48 is: 6,218,789.61
Step by Step Solution
- Step 1: Write the proportion equation
8,177,291.20 : 11,284,736.49 = 4,506,339.48 : x - Step 2: Convert to fraction form
8,177,291.20/11,284,736.49 = 4,506,339.48/x - Step 3: Cross multiply
8,177,291.20x = 11,284,736.49 × 4,506,339.48 - Step 4: Simplify right side
8,177,291.20x = 50,852,853,566,283.63 - Step 5: Solve for x
x = 50,852,853,566,283.63/8,177,291.20 - Step 6: Final answer
x = 6,218,789.61
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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.