Finding the Fourth Proportional to 16,365,964.80, 24,563,818.80 and 8,284,562.40
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Solution
The fourth proportional to 16,365,964.80, 24,563,818.80 and 8,284,562.40 is: 12,434,371.70
Step by Step Solution
- Step 1: Write the proportion equation
16,365,964.80 : 24,563,818.80 = 8,284,562.40 : x - Step 2: Convert to fraction form
16,365,964.80/24,563,818.80 = 8,284,562.40/x - Step 3: Cross multiply
16,365,964.80x = 24,563,818.80 × 8,284,562.40 - Step 4: Simplify right side
16,365,964.80x = 203,500,489,630,893.12 - Step 5: Solve for x
x = 203,500,489,630,893.12/16,365,964.80 - Step 6: Final answer
x = 12,434,371.70
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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.