Finding the Fourth Proportional to 7,383,974.08, 11,077,132.20 and 3,124,174
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Solution
The fourth proportional to 7,383,974.08, 11,077,132.20 and 3,124,174 is: 4,686,756.49
Step by Step Solution
- Step 1: Write the proportion equation
7,383,974.08 : 11,077,132.20 = 3,124,174 : x - Step 2: Convert to fraction form
7,383,974.08/11,077,132.20 = 3,124,174/x - Step 3: Cross multiply
7,383,974.08x = 11,077,132.20 × 3,124,174 - Step 4: Simplify right side
7,383,974.08x = 34,606,888,413,802.80 - Step 5: Solve for x
x = 34,606,888,413,802.80/7,383,974.08 - Step 6: Final answer
x = 4,686,756.49
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1.5x scale
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.