Finding the Fourth Proportional to 7,372,488.44, 11,057,073.78 and 2,644,680.44
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Solution
The fourth proportional to 7,372,488.44, 11,057,073.78 and 2,644,680.44 is: 3,966,425.58
Step by Step Solution
- Step 1: Write the proportion equation
7,372,488.44 : 11,057,073.78 = 2,644,680.44 : x - Step 2: Convert to fraction form
7,372,488.44/11,057,073.78 = 2,644,680.44/x - Step 3: Cross multiply
7,372,488.44x = 11,057,073.78 × 2,644,680.44 - Step 4: Simplify right side
7,372,488.44x = 29,242,426,749,602.86 - Step 5: Solve for x
x = 29,242,426,749,602.86/7,372,488.44 - Step 6: Final answer
x = 3,966,425.58
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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.