Finding the Fourth Proportional to 17,542,348.68, 26,315,327.76 and 6,621,736.92
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Solution
The fourth proportional to 17,542,348.68, 26,315,327.76 and 6,621,736.92 is: 9,933,286.62
Step by Step Solution
- Step 1: Write the proportion equation
17,542,348.68 : 26,315,327.76 = 6,621,736.92 : x - Step 2: Convert to fraction form
17,542,348.68/26,315,327.76 = 6,621,736.92/x - Step 3: Cross multiply
17,542,348.68x = 26,315,327.76 × 6,621,736.92 - Step 4: Simplify right side
17,542,348.68x = 174,253,177,390,292.91 - Step 5: Solve for x
x = 174,253,177,390,292.91/17,542,348.68 - Step 6: Final answer
x = 9,933,286.62
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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.