Finding the Fourth Proportional to 7,136,527.01, 9,848,416.50 and 3,873,341.36
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Solution
The fourth proportional to 7,136,527.01, 9,848,416.50 and 3,873,341.36 is: 5,345,216.09
Step by Step Solution
- Step 1: Write the proportion equation
7,136,527.01 : 9,848,416.50 = 3,873,341.36 : x - Step 2: Convert to fraction form
7,136,527.01/9,848,416.50 = 3,873,341.36/x - Step 3: Cross multiply
7,136,527.01x = 9,848,416.50 × 3,873,341.36 - Step 4: Simplify right side
7,136,527.01x = 38,146,278,984,577.48 - Step 5: Solve for x
x = 38,146,278,984,577.48/7,136,527.01 - Step 6: Final answer
x = 5,345,216.09
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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.