Finding the Fourth Proportional to 16,318,175.05, 22,517,467.95 and 9,347,514.40
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Solution
The fourth proportional to 16,318,175.05, 22,517,467.95 and 9,347,514.40 is: 12,898,645.55
Step by Step Solution
- Step 1: Write the proportion equation
16,318,175.05 : 22,517,467.95 = 9,347,514.40 : x - Step 2: Convert to fraction form
16,318,175.05/22,517,467.95 = 9,347,514.40/x - Step 3: Cross multiply
16,318,175.05x = 22,517,467.95 × 9,347,514.40 - Step 4: Simplify right side
16,318,175.05x = 210,482,355,914,163.47 - Step 5: Solve for x
x = 210,482,355,914,163.47/16,318,175.05 - Step 6: Final answer
x = 12,898,645.55
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1.5x scale
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.