Finding the Fourth Proportional to 5,659,184.77, 7,809,429.99 and 3,080,874.58
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Solution
The fourth proportional to 5,659,184.77, 7,809,429.99 and 3,080,874.58 is: 4,251,473.55
Step by Step Solution
- Step 1: Write the proportion equation
5,659,184.77 : 7,809,429.99 = 3,080,874.58 : x - Step 2: Convert to fraction form
5,659,184.77/7,809,429.99 = 3,080,874.58/x - Step 3: Cross multiply
5,659,184.77x = 7,809,429.99 × 3,080,874.58 - Step 4: Simplify right side
5,659,184.77x = 24,059,874,340,480.66 - Step 5: Solve for x
x = 24,059,874,340,480.66/5,659,184.77 - Step 6: Final answer
x = 4,251,473.55
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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.