Finding the Fourth Proportional to 18,283,293.32, 27,433,926.50 and 7,353,046.62
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Solution
The fourth proportional to 18,283,293.32, 27,433,926.50 and 7,353,046.62 is: 11,033,184.07
Step by Step Solution
- Step 1: Write the proportion equation
18,283,293.32 : 27,433,926.50 = 7,353,046.62 : x - Step 2: Convert to fraction form
18,283,293.32/27,433,926.50 = 7,353,046.62/x - Step 3: Cross multiply
18,283,293.32x = 27,433,926.50 × 7,353,046.62 - Step 4: Simplify right side
18,283,293.32x = 201,722,940,487,388.22 - Step 5: Solve for x
x = 201,722,940,487,388.22/18,283,293.32 - Step 6: Final answer
x = 11,033,184.07
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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.