Finding the Fourth Proportional to 14,982,425.80, 22,473,638.70 and 6,479,369.80
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Solution
The fourth proportional to 14,982,425.80, 22,473,638.70 and 6,479,369.80 is: 9,719,054.70
Step by Step Solution
- Step 1: Write the proportion equation
14,982,425.80 : 22,473,638.70 = 6,479,369.80 : x - Step 2: Convert to fraction form
14,982,425.80/22,473,638.70 = 6,479,369.80/x - Step 3: Cross multiply
14,982,425.80x = 22,473,638.70 × 6,479,369.80 - Step 4: Simplify right side
14,982,425.80x = 145,615,015,888,891.25 - Step 5: Solve for x
x = 145,615,015,888,891.25/14,982,425.80 - Step 6: Final answer
x = 9,719,054.70
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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.