Finding the Fourth Proportional to 12,170,688.99, 16,796,003.29 and 6,944,548.02
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Solution
The fourth proportional to 12,170,688.99, 16,796,003.29 and 6,944,548.02 is: 9,583,734.45
Step by Step Solution
- Step 1: Write the proportion equation
12,170,688.99 : 16,796,003.29 = 6,944,548.02 : x - Step 2: Convert to fraction form
12,170,688.99/16,796,003.29 = 6,944,548.02/x - Step 3: Cross multiply
12,170,688.99x = 16,796,003.29 × 6,944,548.02 - Step 4: Simplify right side
12,170,688.99x = 116,640,651,377,903.44 - Step 5: Solve for x
x = 116,640,651,377,903.44/12,170,688.99 - Step 6: Final answer
x = 9,583,734.45
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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.