Finding the Fourth Proportional to 16,137,234.49, 22,268,733.98 and 8,794,909.60
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Solution
The fourth proportional to 16,137,234.49, 22,268,733.98 and 8,794,909.60 is: 12,136,621.20
Step by Step Solution
- Step 1: Write the proportion equation
16,137,234.49 : 22,268,733.98 = 8,794,909.60 : x - Step 2: Convert to fraction form
16,137,234.49/22,268,733.98 = 8,794,909.60/x - Step 3: Cross multiply
16,137,234.49x = 22,268,733.98 × 8,794,909.60 - Step 4: Simplify right side
16,137,234.49x = 195,851,502,260,548.22 - Step 5: Solve for x
x = 195,851,502,260,548.22/16,137,234.49 - Step 6: Final answer
x = 12,136,621.20
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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.