Finding the Fourth Proportional to 7,843,120.05, 11,762,035.19 and 2,984,273.09
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Solution
The fourth proportional to 7,843,120.05, 11,762,035.19 and 2,984,273.09 is: 4,475,403.26
Step by Step Solution
- Step 1: Write the proportion equation
7,843,120.05 : 11,762,035.19 = 2,984,273.09 : x - Step 2: Convert to fraction form
7,843,120.05/11,762,035.19 = 2,984,273.09/x - Step 3: Cross multiply
7,843,120.05x = 11,762,035.19 × 2,984,273.09 - Step 4: Simplify right side
7,843,120.05x = 35,101,125,027,418.50 - Step 5: Solve for x
x = 35,101,125,027,418.50/7,843,120.05 - Step 6: Final answer
x = 4,475,403.26
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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.