Finding the Fourth Proportional to 5,537,772.80, 8,297,716.80 and 3,134,470.40
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Solution
The fourth proportional to 5,537,772.80, 8,297,716.80 and 3,134,470.40 is: 4,696,644.05
Step by Step Solution
- Step 1: Write the proportion equation
5,537,772.80 : 8,297,716.80 = 3,134,470.40 : x - Step 2: Convert to fraction form
5,537,772.80/8,297,716.80 = 3,134,470.40/x - Step 3: Cross multiply
5,537,772.80x = 8,297,716.80 × 3,134,470.40 - Step 4: Simplify right side
5,537,772.80x = 26,008,947,697,182.72 - Step 5: Solve for x
x = 26,008,947,697,182.72/5,537,772.80 - Step 6: Final answer
x = 4,696,644.05
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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.