Finding the Fourth Proportional to 32,805,379.20, 49,207,809.60 and 8,544,259.20
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Solution
The fourth proportional to 32,805,379.20, 49,207,809.60 and 8,544,259.20 is: 12,816,321.29
Step by Step Solution
- Step 1: Write the proportion equation
32,805,379.20 : 49,207,809.60 = 8,544,259.20 : x - Step 2: Convert to fraction form
32,805,379.20/49,207,809.60 = 8,544,259.20/x - Step 3: Cross multiply
32,805,379.20x = 49,207,809.60 × 8,544,259.20 - Step 4: Simplify right side
32,805,379.20x = 420,444,279,886,648.31 - Step 5: Solve for x
x = 420,444,279,886,648.31/32,805,379.20 - Step 6: Final answer
x = 12,816,321.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.