Finding the Fourth Proportional to 12,226,808.24, 16,873,170.72 and 6,720,692.84
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Solution
The fourth proportional to 12,226,808.24, 16,873,170.72 and 6,720,692.84 is: 9,274,652.50
Step by Step Solution
- Step 1: Write the proportion equation
12,226,808.24 : 16,873,170.72 = 6,720,692.84 : x - Step 2: Convert to fraction form
12,226,808.24/16,873,170.72 = 6,720,692.84/x - Step 3: Cross multiply
12,226,808.24x = 16,873,170.72 × 6,720,692.84 - Step 4: Simplify right side
12,226,808.24x = 113,399,397,646,001.64 - Step 5: Solve for x
x = 113,399,397,646,001.64/12,226,808.24 - Step 6: Final answer
x = 9,274,652.50
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1.5x scale
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.