Finding the Fourth Proportional to 15,288,794.92, 22,933,186.15 and 5,574,135.46
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Solution
The fourth proportional to 15,288,794.92, 22,933,186.15 and 5,574,135.46 is: 8,361,200.92
Step by Step Solution
- Step 1: Write the proportion equation
15,288,794.92 : 22,933,186.15 = 5,574,135.46 : x - Step 2: Convert to fraction form
15,288,794.92/22,933,186.15 = 5,574,135.46/x - Step 3: Cross multiply
15,288,794.92x = 22,933,186.15 × 5,574,135.46 - Step 4: Simplify right side
15,288,794.92x = 127,832,686,129,495.88 - Step 5: Solve for x
x = 127,832,686,129,495.88/15,288,794.92 - Step 6: Final answer
x = 8,361,200.92
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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.