Finding the Fourth Proportional to 5,927,724.96, 8,180,299.68 and 3,211,470.96
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Solution
The fourth proportional to 5,927,724.96, 8,180,299.68 and 3,211,470.96 is: 4,431,851.18
Step by Step Solution
- Step 1: Write the proportion equation
5,927,724.96 : 8,180,299.68 = 3,211,470.96 : x - Step 2: Convert to fraction form
5,927,724.96/8,180,299.68 = 3,211,470.96/x - Step 3: Cross multiply
5,927,724.96x = 8,180,299.68 × 3,211,470.96 - Step 4: Simplify right side
5,927,724.96x = 26,270,794,866,417.29 - Step 5: Solve for x
x = 26,270,794,866,417.29/5,927,724.96 - Step 6: Final answer
x = 4,431,851.18
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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.