Finding the Fourth Proportional to 6,120,733.95, 8,446,274.60 and 3,404,304.99
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Solution
The fourth proportional to 6,120,733.95, 8,446,274.60 and 3,404,304.99 is: 4,697,752.75
Step by Step Solution
- Step 1: Write the proportion equation
6,120,733.95 : 8,446,274.60 = 3,404,304.99 : x - Step 2: Convert to fraction form
6,120,733.95/8,446,274.60 = 3,404,304.99/x - Step 3: Cross multiply
6,120,733.95x = 8,446,274.60 × 3,404,304.99 - Step 4: Simplify right side
6,120,733.95x = 28,753,694,750,668.73 - Step 5: Solve for x
x = 28,753,694,750,668.73/6,120,733.95 - Step 6: Final answer
x = 4,697,752.75
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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.