Finding the Fourth Proportional to 6,825,114.92, 10,239,112.05 and 2,213,743.06
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Solution
The fourth proportional to 6,825,114.92, 10,239,112.05 and 2,213,743.06 is: 3,321,081.56
Step by Step Solution
- Step 1: Write the proportion equation
6,825,114.92 : 10,239,112.05 = 2,213,743.06 : x - Step 2: Convert to fraction form
6,825,114.92/10,239,112.05 = 2,213,743.06/x - Step 3: Cross multiply
6,825,114.92x = 10,239,112.05 × 2,213,743.06 - Step 4: Simplify right side
6,825,114.92x = 22,666,763,261,312.05 - Step 5: Solve for x
x = 22,666,763,261,312.05/6,825,114.92 - Step 6: Final answer
x = 3,321,081.56
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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.