Finding the Fourth Proportional to 5,459,051.16, 8,195,672.34 and 4,197,764.28
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Solution
The fourth proportional to 5,459,051.16, 8,195,672.34 and 4,197,764.28 is: 6,302,102.62
Step by Step Solution
- Step 1: Write the proportion equation
5,459,051.16 : 8,195,672.34 = 4,197,764.28 : x - Step 2: Convert to fraction form
5,459,051.16/8,195,672.34 = 4,197,764.28/x - Step 3: Cross multiply
5,459,051.16x = 8,195,672.34 × 4,197,764.28 - Step 4: Simplify right side
5,459,051.16x = 34,403,500,599,436.02 - Step 5: Solve for x
x = 34,403,500,599,436.02/5,459,051.16 - Step 6: Final answer
x = 6,302,102.62
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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.