Finding the Fourth Proportional to 10,192,614.80, 15,288,953.94 and 2,516,260.44
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Solution
The fourth proportional to 10,192,614.80, 15,288,953.94 and 2,516,260.44 is: 3,774,398.50
Step by Step Solution
- Step 1: Write the proportion equation
10,192,614.80 : 15,288,953.94 = 2,516,260.44 : x - Step 2: Convert to fraction form
10,192,614.80/15,288,953.94 = 2,516,260.44/x - Step 3: Cross multiply
10,192,614.80x = 15,288,953.94 × 2,516,260.44 - Step 4: Simplify right side
10,192,614.80x = 38,470,990,032,615.95 - Step 5: Solve for x
x = 38,470,990,032,615.95/10,192,614.80 - Step 6: Final answer
x = 3,774,398.50
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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.