Finding the Fourth Proportional to 8,449,559.68, 11,660,395.08 and 4,582,079.68
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Solution
The fourth proportional to 8,449,559.68, 11,660,395.08 and 4,582,079.68 is: 6,323,271.43
Step by Step Solution
- Step 1: Write the proportion equation
8,449,559.68 : 11,660,395.08 = 4,582,079.68 : x - Step 2: Convert to fraction form
8,449,559.68/11,660,395.08 = 4,582,079.68/x - Step 3: Cross multiply
8,449,559.68x = 11,660,395.08 × 4,582,079.68 - Step 4: Simplify right side
8,449,559.68x = 53,428,859,356,839.97 - Step 5: Solve for x
x = 53,428,859,356,839.97/8,449,559.68 - Step 6: Final answer
x = 6,323,271.43
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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.