Finding the Fourth Proportional to 7,795,161.84, 11,694,319.56 and 3,246,553.20
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Solution
The fourth proportional to 7,795,161.84, 11,694,319.56 and 3,246,553.20 is: 4,870,486.51
Step by Step Solution
- Step 1: Write the proportion equation
7,795,161.84 : 11,694,319.56 = 3,246,553.20 : x - Step 2: Convert to fraction form
7,795,161.84/11,694,319.56 = 3,246,553.20/x - Step 3: Cross multiply
7,795,161.84x = 11,694,319.56 × 3,246,553.20 - Step 4: Simplify right side
7,795,161.84x = 37,966,230,589,340.59 - Step 5: Solve for x
x = 37,966,230,589,340.59/7,795,161.84 - Step 6: Final answer
x = 4,870,486.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.