Finding the Fourth Proportional to 9,372,824.80, 14,059,237.20 and 3,387,793.12
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Solution
The fourth proportional to 9,372,824.80, 14,059,237.20 and 3,387,793.12 is: 5,081,689.68
Step by Step Solution
- Step 1: Write the proportion equation
9,372,824.80 : 14,059,237.20 = 3,387,793.12 : x - Step 2: Convert to fraction form
9,372,824.80/14,059,237.20 = 3,387,793.12/x - Step 3: Cross multiply
9,372,824.80x = 14,059,237.20 × 3,387,793.12 - Step 4: Simplify right side
9,372,824.80x = 47,629,787,058,608.06 - Step 5: Solve for x
x = 47,629,787,058,608.06/9,372,824.80 - Step 6: Final answer
x = 5,081,689.68
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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.