Finding the Fourth Proportional to 6,995,715.22, 10,493,948.27 and 2,203,779.52
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Solution
The fourth proportional to 6,995,715.22, 10,493,948.27 and 2,203,779.52 is: 3,305,787.55
Step by Step Solution
- Step 1: Write the proportion equation
6,995,715.22 : 10,493,948.27 = 2,203,779.52 : x - Step 2: Convert to fraction form
6,995,715.22/10,493,948.27 = 2,203,779.52/x - Step 3: Cross multiply
6,995,715.22x = 10,493,948.27 × 2,203,779.52 - Step 4: Simplify right side
6,995,715.22x = 23,126,348,270,346.54 - Step 5: Solve for x
x = 23,126,348,270,346.54/6,995,715.22 - Step 6: Final answer
x = 3,305,787.55
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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.