Finding the Fourth Proportional to 19,517,727.12, 26,934,526.26 and 10,816,042.92
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Solution
The fourth proportional to 19,517,727.12, 26,934,526.26 and 10,816,042.92 is: 14,926,174.05
Step by Step Solution
- Step 1: Write the proportion equation
19,517,727.12 : 26,934,526.26 = 10,816,042.92 : x - Step 2: Convert to fraction form
19,517,727.12/26,934,526.26 = 10,816,042.92/x - Step 3: Cross multiply
19,517,727.12x = 26,934,526.26 × 10,816,042.92 - Step 4: Simplify right side
19,517,727.12x = 291,324,992,058,027.12 - Step 5: Solve for x
x = 291,324,992,058,027.12/19,517,727.12 - Step 6: Final answer
x = 14,926,174.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.