Finding the Fourth Proportional to 27,883,512.96, 38,467,311.91 and 17,411,348.67
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Solution
The fourth proportional to 27,883,512.96, 38,467,311.91 and 17,411,348.67 is: 24,020,207.96
Step by Step Solution
- Step 1: Write the proportion equation
27,883,512.96 : 38,467,311.91 = 17,411,348.67 : x - Step 2: Convert to fraction form
27,883,512.96/38,467,311.91 = 17,411,348.67/x - Step 3: Cross multiply
27,883,512.96x = 38,467,311.91 × 17,411,348.67 - Step 4: Simplify right side
27,883,512.96x = 669,767,780,062,653.62 - Step 5: Solve for x
x = 669,767,780,062,653.62/27,883,512.96 - Step 6: Final answer
x = 24,020,207.96
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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.