Finding the Fourth Proportional to 13,824,283.05, 20,745,680.00 and 5,737,265.55
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Solution
The fourth proportional to 13,824,283.05, 20,745,680.00 and 5,737,265.55 is: 8,609,739.45
Step by Step Solution
- Step 1: Write the proportion equation
13,824,283.05 : 20,745,680.00 = 5,737,265.55 : x - Step 2: Convert to fraction form
13,824,283.05/20,745,680.00 = 5,737,265.55/x - Step 3: Cross multiply
13,824,283.05x = 20,745,680.00 × 5,737,265.55 - Step 4: Simplify right side
13,824,283.05x = 119,023,475,146,637.67 - Step 5: Solve for x
x = 119,023,475,146,637.67/13,824,283.05 - Step 6: Final answer
x = 8,609,739.45
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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.