Finding the Fourth Proportional to 8,449,554.42, 11,660,387.81 and 4,582,074.42
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Solution
The fourth proportional to 8,449,554.42, 11,660,387.81 and 4,582,074.42 is: 6,323,264.17
Step by Step Solution
- Step 1: Write the proportion equation
8,449,554.42 : 11,660,387.81 = 4,582,074.42 : x - Step 2: Convert to fraction form
8,449,554.42/11,660,387.81 = 4,582,074.42/x - Step 3: Cross multiply
8,449,554.42x = 11,660,387.81 × 4,582,074.42 - Step 4: Simplify right side
8,449,554.42x = 53,428,764,688,570.45 - Step 5: Solve for x
x = 53,428,764,688,570.45/8,449,554.42 - Step 6: Final answer
x = 6,323,264.17
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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.