Finding the Fourth Proportional to 7,323,160.56, 10,106,560.26 and 4,060,998.48
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Solution
The fourth proportional to 7,323,160.56, 10,106,560.26 and 4,060,998.48 is: 5,604,509.90
Step by Step Solution
- Step 1: Write the proportion equation
7,323,160.56 : 10,106,560.26 = 4,060,998.48 : x - Step 2: Convert to fraction form
7,323,160.56/10,106,560.26 = 4,060,998.48/x - Step 3: Cross multiply
7,323,160.56x = 10,106,560.26 × 4,060,998.48 - Step 4: Simplify right side
7,323,160.56x = 41,042,725,853,888.41 - Step 5: Solve for x
x = 41,042,725,853,888.41/7,323,160.56 - Step 6: Final answer
x = 5,604,509.90
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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.