Finding the Fourth Proportional to 12,949,458.15, 19,424,397.41 and 3,727,552.94
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Solution
The fourth proportional to 12,949,458.15, 19,424,397.41 and 3,727,552.94 is: 5,591,389.92
Step by Step Solution
- Step 1: Write the proportion equation
12,949,458.15 : 19,424,397.41 = 3,727,552.94 : x - Step 2: Convert to fraction form
12,949,458.15/19,424,397.41 = 3,727,552.94/x - Step 3: Cross multiply
12,949,458.15x = 19,424,397.41 × 3,727,552.94 - Step 4: Simplify right side
12,949,458.15x = 72,405,469,717,275.44 - Step 5: Solve for x
x = 72,405,469,717,275.44/12,949,458.15 - Step 6: Final answer
x = 5,591,389.92
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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.