Finding the Fourth Proportional to 17,721,459.97, 26,582,189.97 and 4,258,287.97
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Solution
The fourth proportional to 17,721,459.97, 26,582,189.97 and 4,258,287.97 is: 6,387,431.96
Step by Step Solution
- Step 1: Write the proportion equation
17,721,459.97 : 26,582,189.97 = 4,258,287.97 : x - Step 2: Convert to fraction form
17,721,459.97/26,582,189.97 = 4,258,287.97/x - Step 3: Cross multiply
17,721,459.97x = 26,582,189.97 × 4,258,287.97 - Step 4: Simplify right side
17,721,459.97x = 113,194,619,765,505.66 - Step 5: Solve for x
x = 113,194,619,765,505.66/17,721,459.97 - Step 6: Final answer
x = 6,387,431.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.