Finding the Fourth Proportional to 17,675,405.28, 24,391,828.08 and 9,940,445.28
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Solution
The fourth proportional to 17,675,405.28, 24,391,828.08 and 9,940,445.28 is: 13,717,684.46
Step by Step Solution
- Step 1: Write the proportion equation
17,675,405.28 : 24,391,828.08 = 9,940,445.28 : x - Step 2: Convert to fraction form
17,675,405.28/24,391,828.08 = 9,940,445.28/x - Step 3: Cross multiply
17,675,405.28x = 24,391,828.08 × 9,940,445.28 - Step 4: Simplify right side
17,675,405.28x = 242,465,632,308,407.44 - Step 5: Solve for x
x = 242,465,632,308,407.44/17,675,405.28 - Step 6: Final answer
x = 13,717,684.46
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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.