Finding the Fourth Proportional to 8,586,294.54, 12,879,882.99 and 2,196,602.34
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Solution
The fourth proportional to 8,586,294.54, 12,879,882.99 and 2,196,602.34 is: 3,295,016.38
Step by Step Solution
- Step 1: Write the proportion equation
8,586,294.54 : 12,879,882.99 = 2,196,602.34 : x - Step 2: Convert to fraction form
8,586,294.54/12,879,882.99 = 2,196,602.34/x - Step 3: Cross multiply
8,586,294.54x = 12,879,882.99 × 2,196,602.34 - Step 4: Simplify right side
8,586,294.54x = 28,291,981,114,760.20 - Step 5: Solve for x
x = 28,291,981,114,760.20/8,586,294.54 - Step 6: Final answer
x = 3,295,016.38
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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.