Finding the Fourth Proportional to 7,237,670.80, 9,987,278.76 and 4,181,819.44
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Solution
The fourth proportional to 7,237,670.80, 9,987,278.76 and 4,181,819.44 is: 5,770,502.37
Step by Step Solution
- Step 1: Write the proportion equation
7,237,670.80 : 9,987,278.76 = 4,181,819.44 : x - Step 2: Convert to fraction form
7,237,670.80/9,987,278.76 = 4,181,819.44/x - Step 3: Cross multiply
7,237,670.80x = 9,987,278.76 × 4,181,819.44 - Step 4: Simplify right side
7,237,670.80x = 41,764,996,471,267.09 - Step 5: Solve for x
x = 41,764,996,471,267.09/7,237,670.80 - Step 6: Final answer
x = 5,770,502.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.