Finding the Fourth Proportional to 6,860,423.64, 10,288,528.65 and 4,744,107.48
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Solution
The fourth proportional to 6,860,423.64, 10,288,528.65 and 4,744,107.48 is: 7,114,704.32
Step by Step Solution
- Step 1: Write the proportion equation
6,860,423.64 : 10,288,528.65 = 4,744,107.48 : x - Step 2: Convert to fraction form
6,860,423.64/10,288,528.65 = 4,744,107.48/x - Step 3: Cross multiply
6,860,423.64x = 10,288,528.65 × 4,744,107.48 - Step 4: Simplify right side
6,860,423.64x = 48,809,885,726,659.30 - Step 5: Solve for x
x = 48,809,885,726,659.30/6,860,423.64 - Step 6: Final answer
x = 7,114,704.32
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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.