Finding the Fourth Proportional to 17,305,252.71, 25,955,896.19 and 4,526,990.79
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Solution
The fourth proportional to 17,305,252.71, 25,955,896.19 and 4,526,990.79 is: 6,789,967.47
Step by Step Solution
- Step 1: Write the proportion equation
17,305,252.71 : 25,955,896.19 = 4,526,990.79 : x - Step 2: Convert to fraction form
17,305,252.71/25,955,896.19 = 4,526,990.79/x - Step 3: Cross multiply
17,305,252.71x = 25,955,896.19 × 4,526,990.79 - Step 4: Simplify right side
17,305,252.71x = 117,502,102,975,691.12 - Step 5: Solve for x
x = 117,502,102,975,691.12/17,305,252.71 - Step 6: Final answer
x = 6,789,967.47
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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.