Finding the Fourth Proportional to 7,563,611.36, 11,345,515.76 and 2,514,921.84
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Solution
The fourth proportional to 7,563,611.36, 11,345,515.76 and 2,514,921.84 is: 3,772,415.58
Step by Step Solution
- Step 1: Write the proportion equation
7,563,611.36 : 11,345,515.76 = 2,514,921.84 : x - Step 2: Convert to fraction form
7,563,611.36/11,345,515.76 = 2,514,921.84/x - Step 3: Cross multiply
7,563,611.36x = 11,345,515.76 × 2,514,921.84 - Step 4: Simplify right side
7,563,611.36x = 28,533,085,370,888.20 - Step 5: Solve for x
x = 28,533,085,370,888.20/7,563,611.36 - Step 6: Final answer
x = 3,772,415.58
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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.