Finding the Fourth Proportional to 11,925,349.83, 16,467,211.58 and 11,539,723.01
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Solution
The fourth proportional to 11,925,349.83, 16,467,211.58 and 11,539,723.01 is: 15,934,715.80
Step by Step Solution
- Step 1: Write the proportion equation
11,925,349.83 : 16,467,211.58 = 11,539,723.01 : x - Step 2: Convert to fraction form
11,925,349.83/16,467,211.58 = 11,539,723.01/x - Step 3: Cross multiply
11,925,349.83x = 16,467,211.58 × 11,539,723.01 - Step 4: Simplify right side
11,925,349.83x = 190,027,060,380,264.44 - Step 5: Solve for x
x = 190,027,060,380,264.44/11,925,349.83 - Step 6: Final answer
x = 15,934,715.80
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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.