Finding the Fourth Proportional to 29,500,234.80, 44,250,352.20 and 18,021,109.20
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Solution
The fourth proportional to 29,500,234.80, 44,250,352.20 and 18,021,109.20 is: 27,031,663.80
Step by Step Solution
- Step 1: Write the proportion equation
29,500,234.80 : 44,250,352.20 = 18,021,109.20 : x - Step 2: Convert to fraction form
29,500,234.80/44,250,352.20 = 18,021,109.20/x - Step 3: Cross multiply
29,500,234.80x = 44,250,352.20 × 18,021,109.20 - Step 4: Simplify right side
29,500,234.80x = 797,440,429,134,660.25 - Step 5: Solve for x
x = 797,440,429,134,660.25/29,500,234.80 - Step 6: Final answer
x = 27,031,663.80
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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.