Finding the Fourth Proportional to 17,991,580.26, 26,987,348.90 and 5,861,024.30
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Solution
The fourth proportional to 17,991,580.26, 26,987,348.90 and 5,861,024.30 is: 8,791,529.45
Step by Step Solution
- Step 1: Write the proportion equation
17,991,580.26 : 26,987,348.90 = 5,861,024.30 : x - Step 2: Convert to fraction form
17,991,580.26/26,987,348.90 = 5,861,024.30/x - Step 3: Cross multiply
17,991,580.26x = 26,987,348.90 × 5,861,024.30 - Step 4: Simplify right side
17,991,580.26x = 158,173,507,695,478.25 - Step 5: Solve for x
x = 158,173,507,695,478.25/17,991,580.26 - Step 6: Final answer
x = 8,791,529.45
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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.