Finding the Fourth Proportional to 18,084,689.75, 24,956,296.11 and 10,349,565.99
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Solution
The fourth proportional to 18,084,689.75, 24,956,296.11 and 10,349,565.99 is: 14,282,071.58
Step by Step Solution
- Step 1: Write the proportion equation
18,084,689.75 : 24,956,296.11 = 10,349,565.99 : x - Step 2: Convert to fraction form
18,084,689.75/24,956,296.11 = 10,349,565.99/x - Step 3: Cross multiply
18,084,689.75x = 24,956,296.11 × 10,349,565.99 - Step 4: Simplify right side
18,084,689.75x = 258,286,833,456,425.31 - Step 5: Solve for x
x = 258,286,833,456,425.31/18,084,689.75 - Step 6: Final answer
x = 14,282,071.58
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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.