Finding the Fourth Proportional to 17,821,554.24, 24,593,769.12 and 9,672,793.28
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Solution
The fourth proportional to 17,821,554.24, 24,593,769.12 and 9,672,793.28 is: 13,348,467.90
Step by Step Solution
- Step 1: Write the proportion equation
17,821,554.24 : 24,593,769.12 = 9,672,793.28 : x - Step 2: Convert to fraction form
17,821,554.24/24,593,769.12 = 9,672,793.28/x - Step 3: Cross multiply
17,821,554.24x = 24,593,769.12 × 9,672,793.28 - Step 4: Simplify right side
17,821,554.24x = 237,890,444,673,807.50 - Step 5: Solve for x
x = 237,890,444,673,807.50/17,821,554.24 - Step 6: Final answer
x = 13,348,467.90
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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.