Finding the Fourth Proportional to 11,397,883.55, 15,729,053.04 and 6,241,199.99
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Solution
The fourth proportional to 11,397,883.55, 15,729,053.04 and 6,241,199.99 is: 8,612,841.61
Step by Step Solution
- Step 1: Write the proportion equation
11,397,883.55 : 15,729,053.04 = 6,241,199.99 : x - Step 2: Convert to fraction form
11,397,883.55/15,729,053.04 = 6,241,199.99/x - Step 3: Cross multiply
11,397,883.55x = 15,729,053.04 × 6,241,199.99 - Step 4: Simplify right side
11,397,883.55x = 98,168,165,675,957.47 - Step 5: Solve for x
x = 98,168,165,675,957.47/11,397,883.55 - Step 6: Final answer
x = 8,612,841.61
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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.