Finding the Fourth Proportional to 11,674,432.80, 17,503,354.80 and 5,287,744.80
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Solution
The fourth proportional to 11,674,432.80, 17,503,354.80 and 5,287,744.80 is: 7,927,860.39
Step by Step Solution
- Step 1: Write the proportion equation
11,674,432.80 : 17,503,354.80 = 5,287,744.80 : x - Step 2: Convert to fraction form
11,674,432.80/17,503,354.80 = 5,287,744.80/x - Step 3: Cross multiply
11,674,432.80x = 17,503,354.80 × 5,287,744.80 - Step 4: Simplify right side
11,674,432.80x = 92,553,273,326,255.05 - Step 5: Solve for x
x = 92,553,273,326,255.05/11,674,432.80 - Step 6: Final answer
x = 7,927,860.39
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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.