Finding the Fourth Proportional to 5,585,169.52, 7,707,564.84 and 3,137,883.76
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Solution
The fourth proportional to 5,585,169.52, 7,707,564.84 and 3,137,883.76 is: 4,330,296.95
Step by Step Solution
- Step 1: Write the proportion equation
5,585,169.52 : 7,707,564.84 = 3,137,883.76 : x - Step 2: Convert to fraction form
5,585,169.52/7,707,564.84 = 3,137,883.76/x - Step 3: Cross multiply
5,585,169.52x = 7,707,564.84 × 3,137,883.76 - Step 4: Simplify right side
5,585,169.52x = 24,185,442,540,583.00 - Step 5: Solve for x
x = 24,185,442,540,583.00/5,585,169.52 - Step 6: Final answer
x = 4,330,296.95
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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.