Finding the Fourth Proportional to 11,794,824.12, 16,270,614.36 and 8,117,356.20
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Solution
The fourth proportional to 11,794,824.12, 16,270,614.36 and 8,117,356.20 is: 11,197,655.09
Step by Step Solution
- Step 1: Write the proportion equation
11,794,824.12 : 16,270,614.36 = 8,117,356.20 : x - Step 2: Convert to fraction form
11,794,824.12/16,270,614.36 = 8,117,356.20/x - Step 3: Cross multiply
11,794,824.12x = 16,270,614.36 × 8,117,356.20 - Step 4: Simplify right side
11,794,824.12x = 132,074,372,352,955.03 - Step 5: Solve for x
x = 132,074,372,352,955.03/11,794,824.12 - Step 6: Final answer
x = 11,197,655.09
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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.