Finding the Fourth Proportional to 10,492,331.40, 15,739,058.84 and 3,304,425.15
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Solution
The fourth proportional to 10,492,331.40, 15,739,058.84 and 3,304,425.15 is: 4,956,814.64
Step by Step Solution
- Step 1: Write the proportion equation
10,492,331.40 : 15,739,058.84 = 3,304,425.15 : x - Step 2: Convert to fraction form
10,492,331.40/15,739,058.84 = 3,304,425.15/x - Step 3: Cross multiply
10,492,331.40x = 15,739,058.84 × 3,304,425.15 - Step 4: Simplify right side
10,492,331.40x = 52,008,541,851,703.70 - Step 5: Solve for x
x = 52,008,541,851,703.70/10,492,331.40 - Step 6: Final answer
x = 4,956,814.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.