Finding the Fourth Proportional to 41,728,713.74, 62,548,893.36 and 14,036,268.92
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Solution
The fourth proportional to 41,728,713.74, 62,548,893.36 and 14,036,268.92 is: 21,039,543.50
Step by Step Solution
- Step 1: Write the proportion equation
41,728,713.74 : 62,548,893.36 = 14,036,268.92 : x - Step 2: Convert to fraction form
41,728,713.74/62,548,893.36 = 14,036,268.92/x - Step 3: Cross multiply
41,728,713.74x = 62,548,893.36 × 14,036,268.92 - Step 4: Simplify right side
41,728,713.74x = 877,953,087,849,362.38 - Step 5: Solve for x
x = 877,953,087,849,362.38/41,728,713.74 - Step 6: Final answer
x = 21,039,543.50
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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.