Finding the Fourth Proportional to 17,732,013.80, 26,598,020.70 and 4,268,841.80
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Solution
The fourth proportional to 17,732,013.80, 26,598,020.70 and 4,268,841.80 is: 6,403,262.70
Step by Step Solution
- Step 1: Write the proportion equation
17,732,013.80 : 26,598,020.70 = 4,268,841.80 : x - Step 2: Convert to fraction form
17,732,013.80/26,598,020.70 = 4,268,841.80/x - Step 3: Cross multiply
17,732,013.80x = 26,598,020.70 × 4,268,841.80 - Step 4: Simplify right side
17,732,013.80x = 113,542,742,561,425.25 - Step 5: Solve for x
x = 113,542,742,561,425.25/17,732,013.80 - Step 6: Final answer
x = 6,403,262.70
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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.