Finding the Fourth Proportional to 8,573,736.56, 11,831,769.41 and 4,653,494.09
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Solution
The fourth proportional to 8,573,736.56, 11,831,769.41 and 4,653,494.09 is: 6,421,828.88
Step by Step Solution
- Step 1: Write the proportion equation
8,573,736.56 : 11,831,769.41 = 4,653,494.09 : x - Step 2: Convert to fraction form
8,573,736.56/11,831,769.41 = 4,653,494.09/x - Step 3: Cross multiply
8,573,736.56x = 11,831,769.41 × 4,653,494.09 - Step 4: Simplify right side
8,573,736.56x = 55,059,069,073,616.25 - Step 5: Solve for x
x = 55,059,069,073,616.25/8,573,736.56 - Step 6: Final answer
x = 6,421,828.88
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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.