Finding the Fourth Proportional to 8,546,367.64, 11,793,990.06 and 4,679,134.36
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Solution
The fourth proportional to 8,546,367.64, 11,793,990.06 and 4,679,134.36 is: 6,457,206.90
Step by Step Solution
- Step 1: Write the proportion equation
8,546,367.64 : 11,793,990.06 = 4,679,134.36 : x - Step 2: Convert to fraction form
8,546,367.64/11,793,990.06 = 4,679,134.36/x - Step 3: Cross multiply
8,546,367.64x = 11,793,990.06 × 4,679,134.36 - Step 4: Simplify right side
8,546,367.64x = 55,185,664,131,244.47 - Step 5: Solve for x
x = 55,185,664,131,244.47/8,546,367.64 - Step 6: Final answer
x = 6,457,206.90
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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.