Finding the Fourth Proportional to 16,523,181.28, 24,748,880.24 and 7,985,612.64
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Solution
The fourth proportional to 16,523,181.28, 24,748,880.24 and 7,985,612.64 is: 11,961,072.60
Step by Step Solution
- Step 1: Write the proportion equation
16,523,181.28 : 24,748,880.24 = 7,985,612.64 : x - Step 2: Convert to fraction form
16,523,181.28/24,748,880.24 = 7,985,612.64/x - Step 3: Cross multiply
16,523,181.28x = 24,748,880.24 × 7,985,612.64 - Step 4: Simplify right side
16,523,181.28x = 197,634,970,870,390.22 - Step 5: Solve for x
x = 197,634,970,870,390.22/16,523,181.28 - Step 6: Final answer
x = 11,961,072.60
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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.