Finding the Fourth Proportional to 36,305,047.91, 54,473,653.46 and 19,029,143.09
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Solution
The fourth proportional to 36,305,047.91, 54,473,653.46 and 19,029,143.09 is: 28,552,143.73
Step by Step Solution
- Step 1: Write the proportion equation
36,305,047.91 : 54,473,653.46 = 19,029,143.09 : x - Step 2: Convert to fraction form
36,305,047.91/54,473,653.46 = 19,029,143.09/x - Step 3: Cross multiply
36,305,047.91x = 54,473,653.46 × 19,029,143.09 - Step 4: Simplify right side
36,305,047.91x = 1,036,586,945,957,899.62 - Step 5: Solve for x
x = 1,036,586,945,957,899.62/36,305,047.91 - Step 6: Final answer
x = 28,552,143.73
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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.