Finding the Fourth Proportional to 17,737,416.80, 26,606,125.20 and 17,028,828.80
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Solution
The fourth proportional to 17,737,416.80, 26,606,125.20 and 17,028,828.80 is: 25,543,243.20
Step by Step Solution
- Step 1: Write the proportion equation
17,737,416.80 : 26,606,125.20 = 17,028,828.80 : x - Step 2: Convert to fraction form
17,737,416.80/26,606,125.20 = 17,028,828.80/x - Step 3: Cross multiply
17,737,416.80x = 26,606,125.20 × 17,028,828.80 - Step 4: Simplify right side
17,737,416.80x = 453,071,151,062,165.75 - Step 5: Solve for x
x = 453,071,151,062,165.75/17,737,416.80 - Step 6: Final answer
x = 25,543,243.20
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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.