Finding the Fourth Proportional to 14,847,472.20, 22,271,208.30 and 13,771,304.18
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Solution
The fourth proportional to 14,847,472.20, 22,271,208.30 and 13,771,304.18 is: 20,656,956.27
Step by Step Solution
- Step 1: Write the proportion equation
14,847,472.20 : 22,271,208.30 = 13,771,304.18 : x - Step 2: Convert to fraction form
14,847,472.20/22,271,208.30 = 13,771,304.18/x - Step 3: Cross multiply
14,847,472.20x = 22,271,208.30 × 13,771,304.18 - Step 4: Simplify right side
14,847,472.20x = 306,703,583,955,440.69 - Step 5: Solve for x
x = 306,703,583,955,440.69/14,847,472.20 - Step 6: Final answer
x = 20,656,956.27
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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.