Finding the Fourth Proportional to 6,834,622.80, 10,251,944.14 and 2,791,110.62
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Solution
The fourth proportional to 6,834,622.80, 10,251,944.14 and 2,791,110.62 is: 4,186,669.99
Step by Step Solution
- Step 1: Write the proportion equation
6,834,622.80 : 10,251,944.14 = 2,791,110.62 : x - Step 2: Convert to fraction form
6,834,622.80/10,251,944.14 = 2,791,110.62/x - Step 3: Cross multiply
6,834,622.80x = 10,251,944.14 × 2,791,110.62 - Step 4: Simplify right side
6,834,622.80x = 28,614,310,164,800.77 - Step 5: Solve for x
x = 28,614,310,164,800.77/6,834,622.80 - Step 6: Final answer
x = 4,186,669.99
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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.