Finding the Fourth Proportional to 18,592,213.60, 27,944,307.60 and 16,128,776.80
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Solution
The fourth proportional to 18,592,213.60, 27,944,307.60 and 16,128,776.80 is: 24,241,734.19
Step by Step Solution
- Step 1: Write the proportion equation
18,592,213.60 : 27,944,307.60 = 16,128,776.80 : x - Step 2: Convert to fraction form
18,592,213.60/27,944,307.60 = 16,128,776.80/x - Step 3: Cross multiply
18,592,213.60x = 27,944,307.60 × 16,128,776.80 - Step 4: Simplify right side
18,592,213.60x = 450,707,500,110,943.75 - Step 5: Solve for x
x = 450,707,500,110,943.75/18,592,213.60 - Step 6: Final answer
x = 24,241,734.19
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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.