Finding the Fourth Proportional to 6,117,598.26, 8,442,117.22 and 3,364,285.68
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Solution
The fourth proportional to 6,117,598.26, 8,442,117.22 and 3,364,285.68 is: 4,642,621.64
Step by Step Solution
- Step 1: Write the proportion equation
6,117,598.26 : 8,442,117.22 = 3,364,285.68 : x - Step 2: Convert to fraction form
6,117,598.26/8,442,117.22 = 3,364,285.68/x - Step 3: Cross multiply
6,117,598.26x = 8,442,117.22 × 3,364,285.68 - Step 4: Simplify right side
6,117,598.26x = 28,401,694,072,127.41 - Step 5: Solve for x
x = 28,401,694,072,127.41/6,117,598.26 - Step 6: Final answer
x = 4,642,621.64
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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.