Finding the Fourth Proportional to 10,309,356.08, 14,226,078.48 and 5,958,723.92
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Solution
The fourth proportional to 10,309,356.08, 14,226,078.48 and 5,958,723.92 is: 8,222,557.59
Step by Step Solution
- Step 1: Write the proportion equation
10,309,356.08 : 14,226,078.48 = 5,958,723.92 : x - Step 2: Convert to fraction form
10,309,356.08/14,226,078.48 = 5,958,723.92/x - Step 3: Cross multiply
10,309,356.08x = 14,226,078.48 × 5,958,723.92 - Step 4: Simplify right side
10,309,356.08x = 84,769,274,126,573.25 - Step 5: Solve for x
x = 84,769,274,126,573.25/10,309,356.08 - Step 6: Final answer
x = 8,222,557.59
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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.