Finding the Fourth Proportional to 26,990,036.27, 37,207,510.96 and 19,241,626.49
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Solution
The fourth proportional to 26,990,036.27, 37,207,510.96 and 19,241,626.49 is: 26,525,826.84
Step by Step Solution
- Step 1: Write the proportion equation
26,990,036.27 : 37,207,510.96 = 19,241,626.49 : x - Step 2: Convert to fraction form
26,990,036.27/37,207,510.96 = 19,241,626.49/x - Step 3: Cross multiply
26,990,036.27x = 37,207,510.96 × 19,241,626.49 - Step 4: Simplify right side
26,990,036.27x = 715,933,028,719,765.62 - Step 5: Solve for x
x = 715,933,028,719,765.62/26,990,036.27 - Step 6: Final answer
x = 26,525,826.84
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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.