Finding the Fourth Proportional to 32,106,519.24, 44,288,466.96 and 20,490,990.45
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Solution
The fourth proportional to 32,106,519.24, 44,288,466.96 and 20,490,990.45 is: 28,265,740.88
Step by Step Solution
- Step 1: Write the proportion equation
32,106,519.24 : 44,288,466.96 = 20,490,990.45 : x - Step 2: Convert to fraction form
32,106,519.24/44,288,466.96 = 20,490,990.45/x - Step 3: Cross multiply
32,106,519.24x = 44,288,466.96 × 20,490,990.45 - Step 4: Simplify right side
32,106,519.24x = 907,514,553,522,500.50 - Step 5: Solve for x
x = 907,514,553,522,500.50/32,106,519.24 - Step 6: Final answer
x = 28,265,740.88
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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.