Finding the Fourth Proportional to 6,247,265.12, 8,621,861.82 and 3,800,044.88
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Solution
The fourth proportional to 6,247,265.12, 8,621,861.82 and 3,800,044.88 is: 5,244,448.77
Step by Step Solution
- Step 1: Write the proportion equation
6,247,265.12 : 8,621,861.82 = 3,800,044.88 : x - Step 2: Convert to fraction form
6,247,265.12/8,621,861.82 = 3,800,044.88/x - Step 3: Cross multiply
6,247,265.12x = 8,621,861.82 × 3,800,044.88 - Step 4: Simplify right side
6,247,265.12x = 32,763,461,865,158.48 - Step 5: Solve for x
x = 32,763,461,865,158.48/6,247,265.12 - Step 6: Final answer
x = 5,244,448.77
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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.