Finding the Fourth Proportional to 39,494,766.62, 59,247,816.98 and 12,203,442.38
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Solution
The fourth proportional to 39,494,766.62, 59,247,816.98 and 12,203,442.38 is: 18,306,914.62
Step by Step Solution
- Step 1: Write the proportion equation
39,494,766.62 : 59,247,816.98 = 12,203,442.38 : x - Step 2: Convert to fraction form
39,494,766.62/59,247,816.98 = 12,203,442.38/x - Step 3: Cross multiply
39,494,766.62x = 59,247,816.98 × 12,203,442.38 - Step 4: Simplify right side
39,494,766.62x = 723,027,320,298,959.38 - Step 5: Solve for x
x = 723,027,320,298,959.38/39,494,766.62 - Step 6: Final answer
x = 18,306,914.62
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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.