Finding the Fourth Proportional to 16,118,336.80, 24,177,505.20 and 11,331,431.20
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Solution
The fourth proportional to 16,118,336.80, 24,177,505.20 and 11,331,431.20 is: 16,997,146.80
Step by Step Solution
- Step 1: Write the proportion equation
16,118,336.80 : 24,177,505.20 = 11,331,431.20 : x - Step 2: Convert to fraction form
16,118,336.80/24,177,505.20 = 11,331,431.20/x - Step 3: Cross multiply
16,118,336.80x = 24,177,505.20 × 11,331,431.20 - Step 4: Simplify right side
16,118,336.80x = 273,965,736,761,442.22 - Step 5: Solve for x
x = 273,965,736,761,442.22/16,118,336.80 - Step 6: Final answer
x = 16,997,146.80
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1.5x scale
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.