Finding the Fourth Proportional to 10,768,439.85, 14,860,493.53 and 5,873,766.99
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Solution
The fourth proportional to 10,768,439.85, 14,860,493.53 and 5,873,766.99 is: 8,105,823.83
Step by Step Solution
- Step 1: Write the proportion equation
10,768,439.85 : 14,860,493.53 = 5,873,766.99 : x - Step 2: Convert to fraction form
10,768,439.85/14,860,493.53 = 5,873,766.99/x - Step 3: Cross multiply
10,768,439.85x = 14,860,493.53 × 5,873,766.99 - Step 4: Simplify right side
10,768,439.85x = 87,287,076,336,938.16 - Step 5: Solve for x
x = 87,287,076,336,938.16/10,768,439.85 - Step 6: Final answer
x = 8,105,823.83
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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.