Finding the Fourth Proportional to 6,324,053.06, 8,728,226.62 and 3,878,010.38
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Solution
The fourth proportional to 6,324,053.06, 8,728,226.62 and 3,878,010.38 is: 5,352,288.02
Step by Step Solution
- Step 1: Write the proportion equation
6,324,053.06 : 8,728,226.62 = 3,878,010.38 : x - Step 2: Convert to fraction form
6,324,053.06/8,728,226.62 = 3,878,010.38/x - Step 3: Cross multiply
6,324,053.06x = 8,728,226.62 × 3,878,010.38 - Step 4: Simplify right side
6,324,053.06x = 33,848,153,378,016.16 - Step 5: Solve for x
x = 33,848,153,378,016.16/6,324,053.06 - Step 6: Final answer
x = 5,352,288.02
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1.5x scale
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.