Finding the Fourth Proportional to 5,986,383.12, 8,261,389.96 and 3,270,304.08
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Solution
The fourth proportional to 5,986,383.12, 8,261,389.96 and 3,270,304.08 is: 4,513,118.65
Step by Step Solution
- Step 1: Write the proportion equation
5,986,383.12 : 8,261,389.96 = 3,270,304.08 : x - Step 2: Convert to fraction form
5,986,383.12/8,261,389.96 = 3,270,304.08/x - Step 3: Cross multiply
5,986,383.12x = 8,261,389.96 × 3,270,304.08 - Step 4: Simplify right side
5,986,383.12x = 27,017,257,292,659.04 - Step 5: Solve for x
x = 27,017,257,292,659.04/5,986,383.12 - Step 6: Final answer
x = 4,513,118.65
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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.