Finding the Fourth Proportional to 43,682,513.80, 65,523,770.70 and 14,924,338.60
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Solution
The fourth proportional to 43,682,513.80, 65,523,770.70 and 14,924,338.60 is: 22,386,507.90
Step by Step Solution
- Step 1: Write the proportion equation
43,682,513.80 : 65,523,770.70 = 14,924,338.60 : x - Step 2: Convert to fraction form
43,682,513.80/65,523,770.70 = 14,924,338.60/x - Step 3: Cross multiply
43,682,513.80x = 65,523,770.70 × 14,924,338.60 - Step 4: Simplify right side
43,682,513.80x = 977,898,940,275,559 - Step 5: Solve for x
x = 977,898,940,275,559/43,682,513.80 - Step 6: Final answer
x = 22,386,507.90
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1.5x scale
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.