Finding the Fourth Proportional to 18,346,493.27, 25,318,176.94 and 10,086,696.06
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Solution
The fourth proportional to 18,346,493.27, 25,318,176.94 and 10,086,696.06 is: 13,919,649.48
Step by Step Solution
- Step 1: Write the proportion equation
18,346,493.27 : 25,318,176.94 = 10,086,696.06 : x - Step 2: Convert to fraction form
18,346,493.27/25,318,176.94 = 10,086,696.06/x - Step 3: Cross multiply
18,346,493.27x = 25,318,176.94 × 10,086,696.06 - Step 4: Simplify right side
18,346,493.27x = 255,376,755,587,080.88 - Step 5: Solve for x
x = 255,376,755,587,080.88/18,346,493.27 - Step 6: Final answer
x = 13,919,649.48
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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.