Finding the Fourth Proportional to 7,397,236.68, 10,208,501.88 and 4,134,051.32
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Solution
The fourth proportional to 7,397,236.68, 10,208,501.88 and 4,134,051.32 is: 5,705,167.00
Step by Step Solution
- Step 1: Write the proportion equation
7,397,236.68 : 10,208,501.88 = 4,134,051.32 : x - Step 2: Convert to fraction form
7,397,236.68/10,208,501.88 = 4,134,051.32/x - Step 3: Cross multiply
7,397,236.68x = 10,208,501.88 × 4,134,051.32 - Step 4: Simplify right side
7,397,236.68x = 42,202,470,621,193.98 - Step 5: Solve for x
x = 42,202,470,621,193.98/7,397,236.68 - Step 6: Final answer
x = 5,705,167.00
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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.