Finding the Fourth Proportional to 19,573,571.28, 29,364,137.96 and 7,442,091.48
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Solution
The fourth proportional to 19,573,571.28, 29,364,137.96 and 7,442,091.48 is: 11,164,574.81
Step by Step Solution
- Step 1: Write the proportion equation
19,573,571.28 : 29,364,137.96 = 7,442,091.48 : x - Step 2: Convert to fraction form
19,573,571.28/29,364,137.96 = 7,442,091.48/x - Step 3: Cross multiply
19,573,571.28x = 29,364,137.96 × 7,442,091.48 - Step 4: Simplify right side
19,573,571.28x = 218,530,600,892,450.12 - Step 5: Solve for x
x = 218,530,600,892,450.12/19,573,571.28 - Step 6: Final answer
x = 11,164,574.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.