Finding the Fourth Proportional to 87,397,135.13, 131,102,001.26 and 33,544,447.13
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Solution
The fourth proportional to 87,397,135.13, 131,102,001.26 and 33,544,447.13 is: 50,319,088.18
Step by Step Solution
- Step 1: Write the proportion equation
87,397,135.13 : 131,102,001.26 = 33,544,447.13 : x - Step 2: Convert to fraction form
87,397,135.13/131,102,001.26 = 33,544,447.13/x - Step 3: Cross multiply
87,397,135.13x = 131,102,001.26 × 33,544,447.13 - Step 4: Simplify right side
87,397,135.13x = 4,397,744,149,080,031 - Step 5: Solve for x
x = 4,397,744,149,080,031/87,397,135.13 - Step 6: Final answer
x = 50,319,088.18
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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.