Finding the Fourth Proportional to 7,372,488.94, 11,057,074.53 and 2,644,680.94
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Solution
The fourth proportional to 7,372,488.94, 11,057,074.53 and 2,644,680.94 is: 3,966,426.33
Step by Step Solution
- Step 1: Write the proportion equation
7,372,488.94 : 11,057,074.53 = 2,644,680.94 : x - Step 2: Convert to fraction form
7,372,488.94/11,057,074.53 = 2,644,680.94/x - Step 3: Cross multiply
7,372,488.94x = 11,057,074.53 × 2,644,680.94 - Step 4: Simplify right side
7,372,488.94x = 29,242,434,261,650.46 - Step 5: Solve for x
x = 29,242,434,261,650.46/7,372,488.94 - Step 6: Final answer
x = 3,966,426.33
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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.