Finding the Fourth Proportional to 11,823,523.68, 16,315,076.52 and 6,666,577.68
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Solution
The fourth proportional to 11,823,523.68, 16,315,076.52 and 6,666,577.68 is: 9,199,095.63
Step by Step Solution
- Step 1: Write the proportion equation
11,823,523.68 : 16,315,076.52 = 6,666,577.68 : x - Step 2: Convert to fraction form
11,823,523.68/16,315,076.52 = 6,666,577.68/x - Step 3: Cross multiply
11,823,523.68x = 16,315,076.52 × 6,666,577.68 - Step 4: Simplify right side
11,823,523.68x = 108,765,724,975,724.06 - Step 5: Solve for x
x = 108,765,724,975,724.06/11,823,523.68 - Step 6: Final answer
x = 9,199,095.63
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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.