Finding the Fourth Proportional to 6,429,745.08, 9,646,298.22 and 3,731,476.44
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Solution
The fourth proportional to 6,429,745.08, 9,646,298.22 and 3,731,476.44 is: 5,598,189.99
Step by Step Solution
- Step 1: Write the proportion equation
6,429,745.08 : 9,646,298.22 = 3,731,476.44 : x - Step 2: Convert to fraction form
6,429,745.08/9,646,298.22 = 3,731,476.44/x - Step 3: Cross multiply
6,429,745.08x = 9,646,298.22 × 3,731,476.44 - Step 4: Simplify right side
6,429,745.08x = 35,994,934,541,143.94 - Step 5: Solve for x
x = 35,994,934,541,143.94/6,429,745.08 - Step 6: Final answer
x = 5,598,189.99
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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.