Finding the Fourth Proportional to 6,262,774.14, 8,642,481.64 and 3,684,620.68
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Solution
The fourth proportional to 6,262,774.14, 8,642,481.64 and 3,684,620.68 is: 5,084,690.25
Step by Step Solution
- Step 1: Write the proportion equation
6,262,774.14 : 8,642,481.64 = 3,684,620.68 : x - Step 2: Convert to fraction form
6,262,774.14/8,642,481.64 = 3,684,620.68/x - Step 3: Cross multiply
6,262,774.14x = 8,642,481.64 × 3,684,620.68 - Step 4: Simplify right side
6,262,774.14x = 31,844,266,577,264.32 - Step 5: Solve for x
x = 31,844,266,577,264.32/6,262,774.14 - Step 6: Final answer
x = 5,084,690.25
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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.