Finding the Fourth Proportional to 32,815,912.24, 45,283,631.76 and 18,131,417.92
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Solution
The fourth proportional to 32,815,912.24, 45,283,631.76 and 18,131,417.92 is: 25,020,070.95
Step by Step Solution
- Step 1: Write the proportion equation
32,815,912.24 : 45,283,631.76 = 18,131,417.92 : x - Step 2: Convert to fraction form
32,815,912.24/45,283,631.76 = 18,131,417.92/x - Step 3: Cross multiply
32,815,912.24x = 45,283,631.76 × 18,131,417.92 - Step 4: Simplify right side
32,815,912.24x = 821,056,452,375,945.12 - Step 5: Solve for x
x = 821,056,452,375,945.12/32,815,912.24 - Step 6: Final answer
x = 25,020,070.95
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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.