Finding the Fourth Proportional to 5,986,382.12, 8,261,388.58 and 3,270,303.08
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Solution
The fourth proportional to 5,986,382.12, 8,261,388.58 and 3,270,303.08 is: 4,513,117.27
Step by Step Solution
- Step 1: Write the proportion equation
5,986,382.12 : 8,261,388.58 = 3,270,303.08 : x - Step 2: Convert to fraction form
5,986,382.12/8,261,388.58 = 3,270,303.08/x - Step 3: Cross multiply
5,986,382.12x = 8,261,388.58 × 3,270,303.08 - Step 4: Simplify right side
5,986,382.12x = 27,017,244,518,250.83 - Step 5: Solve for x
x = 27,017,244,518,250.83/5,986,382.12 - Step 6: Final answer
x = 4,513,117.27
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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.