Finding the Fourth Proportional to 17,939,654.40, 26,909,481.60 and 6,576,326.40
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Solution
The fourth proportional to 17,939,654.40, 26,909,481.60 and 6,576,326.40 is: 9,864,489.60
Step by Step Solution
- Step 1: Write the proportion equation
17,939,654.40 : 26,909,481.60 = 6,576,326.40 : x - Step 2: Convert to fraction form
17,939,654.40/26,909,481.60 = 6,576,326.40/x - Step 3: Cross multiply
17,939,654.40x = 26,909,481.60 × 6,576,326.40 - Step 4: Simplify right side
17,939,654.40x = 176,965,534,256,394.25 - Step 5: Solve for x
x = 176,965,534,256,394.25/17,939,654.40 - Step 6: Final answer
x = 9,864,489.60
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1.5x scale
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.