Finding the Fourth Proportional to 7,518,260.92, 11,282,135.56 and 3,200,304.62
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Solution
The fourth proportional to 7,518,260.92, 11,282,135.56 and 3,200,304.62 is: 4,802,476.39
Step by Step Solution
- Step 1: Write the proportion equation
7,518,260.92 : 11,282,135.56 = 3,200,304.62 : x - Step 2: Convert to fraction form
7,518,260.92/11,282,135.56 = 3,200,304.62/x - Step 3: Cross multiply
7,518,260.92x = 11,282,135.56 × 3,200,304.62 - Step 4: Simplify right side
7,518,260.92x = 36,106,270,556,134.29 - Step 5: Solve for x
x = 36,106,270,556,134.29/7,518,260.92 - Step 6: Final answer
x = 4,802,476.39
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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.