Finding the Fourth Proportional to 25,644,896.06, 35,389,964.18 and 13,884,162.08
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Solution
The fourth proportional to 25,644,896.06, 35,389,964.18 and 13,884,162.08 is: 19,160,147.80
Step by Step Solution
- Step 1: Write the proportion equation
25,644,896.06 : 35,389,964.18 = 13,884,162.08 : x - Step 2: Convert to fraction form
25,644,896.06/35,389,964.18 = 13,884,162.08/x - Step 3: Cross multiply
25,644,896.06x = 35,389,964.18 × 13,884,162.08 - Step 4: Simplify right side
25,644,896.06x = 491,359,998,699,568.31 - Step 5: Solve for x
x = 491,359,998,699,568.31/25,644,896.06 - Step 6: Final answer
x = 19,160,147.80
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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.