Finding the Fourth Proportional to 7,034,124.51, 10,545,674.73 and 2,777,478.93
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Solution
The fourth proportional to 7,034,124.51, 10,545,674.73 and 2,777,478.93 is: 4,164,041.92
Step by Step Solution
- Step 1: Write the proportion equation
7,034,124.51 : 10,545,674.73 = 2,777,478.93 : x - Step 2: Convert to fraction form
7,034,124.51/10,545,674.73 = 2,777,478.93/x - Step 3: Cross multiply
7,034,124.51x = 10,545,674.73 × 2,777,478.93 - Step 4: Simplify right side
7,034,124.51x = 29,290,389,365,208.44 - Step 5: Solve for x
x = 29,290,389,365,208.44/7,034,124.51 - Step 6: Final answer
x = 4,164,041.92
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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.