Finding the Fourth Proportional to 7,553,439.54, 11,323,991.97 and 3,512,454.03
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Solution
The fourth proportional to 7,553,439.54, 11,323,991.97 and 3,512,454.03 is: 5,265,813.15
Step by Step Solution
- Step 1: Write the proportion equation
7,553,439.54 : 11,323,991.97 = 3,512,454.03 : x - Step 2: Convert to fraction form
7,553,439.54/11,323,991.97 = 3,512,454.03/x - Step 3: Cross multiply
7,553,439.54x = 11,323,991.97 × 3,512,454.03 - Step 4: Simplify right side
7,553,439.54x = 39,775,001,230,714.14 - Step 5: Solve for x
x = 39,775,001,230,714.14/7,553,439.54 - Step 6: Final answer
x = 5,265,813.15
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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.