Finding the Fourth Proportional to 11,550,045.53, 15,939,063.15 and 6,393,407.08
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Solution
The fourth proportional to 11,550,045.53, 15,939,063.15 and 6,393,407.08 is: 8,822,901.95
Step by Step Solution
- Step 1: Write the proportion equation
11,550,045.53 : 15,939,063.15 = 6,393,407.08 : x - Step 2: Convert to fraction form
11,550,045.53/15,939,063.15 = 6,393,407.08/x - Step 3: Cross multiply
11,550,045.53x = 15,939,063.15 × 6,393,407.08 - Step 4: Simplify right side
11,550,045.53x = 101,904,919,191,777.11 - Step 5: Solve for x
x = 101,904,919,191,777.11/11,550,045.53 - Step 6: Final answer
x = 8,822,901.95
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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.