Finding the Fourth Proportional to 15,082,795.80, 22,498,743.69 and 13,629,927.96
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Solution
The fourth proportional to 15,082,795.80, 22,498,743.69 and 13,629,927.96 is: 20,331,526.05
Step by Step Solution
- Step 1: Write the proportion equation
15,082,795.80 : 22,498,743.69 = 13,629,927.96 : x - Step 2: Convert to fraction form
15,082,795.80/22,498,743.69 = 13,629,927.96/x - Step 3: Cross multiply
15,082,795.80x = 22,498,743.69 × 13,629,927.96 - Step 4: Simplify right side
15,082,795.80x = 306,656,255,685,204.62 - Step 5: Solve for x
x = 306,656,255,685,204.62/15,082,795.80 - Step 6: Final answer
x = 20,331,526.05
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.