Finding the Fourth Proportional to 7,354,191.24, 11,031,289.02 and 2,305,895.40
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Solution
The fourth proportional to 7,354,191.24, 11,031,289.02 and 2,305,895.40 is: 3,458,843.78
Step by Step Solution
- Step 1: Write the proportion equation
7,354,191.24 : 11,031,289.02 = 2,305,895.40 : x - Step 2: Convert to fraction form
7,354,191.24/11,031,289.02 = 2,305,895.40/x - Step 3: Cross multiply
7,354,191.24x = 11,031,289.02 × 2,305,895.40 - Step 4: Simplify right side
7,354,191.24x = 25,436,998,607,288.51 - Step 5: Solve for x
x = 25,436,998,607,288.51/7,354,191.24 - Step 6: Final answer
x = 3,458,843.78
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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.