Finding the Fourth Proportional to 25,992,090.80, 35,867,721.21 and 14,229,104.07
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Solution
The fourth proportional to 25,992,090.80, 35,867,721.21 and 14,229,104.07 is: 19,635,416.86
Step by Step Solution
- Step 1: Write the proportion equation
25,992,090.80 : 35,867,721.21 = 14,229,104.07 : x - Step 2: Convert to fraction form
25,992,090.80/35,867,721.21 = 14,229,104.07/x - Step 3: Cross multiply
25,992,090.80x = 35,867,721.21 × 14,229,104.07 - Step 4: Simplify right side
25,992,090.80x = 510,365,537,850,836.38 - Step 5: Solve for x
x = 510,365,537,850,836.38/25,992,090.80 - Step 6: Final answer
x = 19,635,416.86
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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.