Finding the Fourth Proportional to 6,734,876.16, 10,102,305.44 and 1,686,186.08
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Solution
The fourth proportional to 6,734,876.16, 10,102,305.44 and 1,686,186.08 is: 2,529,276.92
Step by Step Solution
- Step 1: Write the proportion equation
6,734,876.16 : 10,102,305.44 = 1,686,186.08 : x - Step 2: Convert to fraction form
6,734,876.16/10,102,305.44 = 1,686,186.08/x - Step 3: Cross multiply
6,734,876.16x = 10,102,305.44 × 1,686,186.08 - Step 4: Simplify right side
6,734,876.16x = 17,034,366,808,836.28 - Step 5: Solve for x
x = 17,034,366,808,836.28/6,734,876.16 - Step 6: Final answer
x = 2,529,276.92
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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.