Finding the Fourth Proportional to 8,585,566.20, 11,845,496.16 and 5,146,552.44
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Solution
The fourth proportional to 8,585,566.20, 11,845,496.16 and 5,146,552.44 is: 7,100,692.69
Step by Step Solution
- Step 1: Write the proportion equation
8,585,566.20 : 11,845,496.16 = 5,146,552.44 : x - Step 2: Convert to fraction form
8,585,566.20/11,845,496.16 = 5,146,552.44/x - Step 3: Cross multiply
8,585,566.20x = 11,845,496.16 × 5,146,552.44 - Step 4: Simplify right side
8,585,566.20x = 60,963,467,165,258.63 - Step 5: Solve for x
x = 60,963,467,165,258.63/8,585,566.20 - Step 6: Final answer
x = 7,100,692.69
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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.