Finding the Fourth Proportional to 17,744,219.67, 24,477,713.75 and 15,415,880.70
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Solution
The fourth proportional to 17,744,219.67, 24,477,713.75 and 15,415,880.70 is: 21,265,827.52
Step by Step Solution
- Step 1: Write the proportion equation
17,744,219.67 : 24,477,713.75 = 15,415,880.70 : x - Step 2: Convert to fraction form
17,744,219.67/24,477,713.75 = 15,415,880.70/x - Step 3: Cross multiply
17,744,219.67x = 24,477,713.75 × 15,415,880.70 - Step 4: Simplify right side
17,744,219.67x = 377,345,514,901,670.25 - Step 5: Solve for x
x = 377,345,514,901,670.25/17,744,219.67 - Step 6: Final answer
x = 21,265,827.52
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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.