Finding the Fourth Proportional to 10,198,771, 14,086,942.62 and 7,403,432.86
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Solution
The fourth proportional to 10,198,771, 14,086,942.62 and 7,403,432.86 is: 10,225,911.92
Step by Step Solution
- Step 1: Write the proportion equation
10,198,771 : 14,086,942.62 = 7,403,432.86 : x - Step 2: Convert to fraction form
10,198,771/14,086,942.62 = 7,403,432.86/x - Step 3: Cross multiply
10,198,771x = 14,086,942.62 × 7,403,432.86 - Step 4: Simplify right side
10,198,771x = 104,291,733,889,842.48 - Step 5: Solve for x
x = 104,291,733,889,842.48/10,198,771 - Step 6: Final answer
x = 10,225,911.92
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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.