Finding the Fourth Proportional to 8,584,798.42, 11,847,680.76 and 4,914,866.08
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Solution
The fourth proportional to 8,584,798.42, 11,847,680.76 and 4,914,866.08 is: 6,782,892.44
Step by Step Solution
- Step 1: Write the proportion equation
8,584,798.42 : 11,847,680.76 = 4,914,866.08 : x - Step 2: Convert to fraction form
8,584,798.42/11,847,680.76 = 4,914,866.08/x - Step 3: Cross multiply
8,584,798.42x = 11,847,680.76 × 4,914,866.08 - Step 4: Simplify right side
8,584,798.42x = 58,229,764,293,992.62 - Step 5: Solve for x
x = 58,229,764,293,992.62/8,584,798.42 - Step 6: Final answer
x = 6,782,892.44
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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.