Finding the Fourth Proportional to 7,882,502.02, 10,877,847.97 and 4,260,830.02
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Solution
The fourth proportional to 7,882,502.02, 10,877,847.97 and 4,260,830.02 is: 5,879,942.82
Step by Step Solution
- Step 1: Write the proportion equation
7,882,502.02 : 10,877,847.97 = 4,260,830.02 : x - Step 2: Convert to fraction form
7,882,502.02/10,877,847.97 = 4,260,830.02/x - Step 3: Cross multiply
7,882,502.02x = 10,877,847.97 × 4,260,830.02 - Step 4: Simplify right side
7,882,502.02x = 46,348,661,183,572.05 - Step 5: Solve for x
x = 46,348,661,183,572.05/7,882,502.02 - Step 6: Final answer
x = 5,879,942.82
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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.