Finding the Fourth Proportional to 10,175,465.97, 14,042,197.26 and 5,529,287.61
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Solution
The fourth proportional to 10,175,465.97, 14,042,197.26 and 5,529,287.61 is: 7,630,446.37
Step by Step Solution
- Step 1: Write the proportion equation
10,175,465.97 : 14,042,197.26 = 5,529,287.61 : x - Step 2: Convert to fraction form
10,175,465.97/14,042,197.26 = 5,529,287.61/x - Step 3: Cross multiply
10,175,465.97x = 14,042,197.26 × 5,529,287.61 - Step 4: Simplify right side
10,175,465.97x = 77,643,347,326,893.95 - Step 5: Solve for x
x = 77,643,347,326,893.95/10,175,465.97 - Step 6: Final answer
x = 7,630,446.37
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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.