Finding the Fourth Proportional to 10,675,695.48, 14,736,052.84 and 6,489,365.56
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Solution
The fourth proportional to 10,675,695.48, 14,736,052.84 and 6,489,365.56 is: 8,957,508.57
Step by Step Solution
- Step 1: Write the proportion equation
10,675,695.48 : 14,736,052.84 = 6,489,365.56 : x - Step 2: Convert to fraction form
10,675,695.48/14,736,052.84 = 6,489,365.56/x - Step 3: Cross multiply
10,675,695.48x = 14,736,052.84 × 6,489,365.56 - Step 4: Simplify right side
10,675,695.48x = 95,627,633,790,236.19 - Step 5: Solve for x
x = 95,627,633,790,236.19/10,675,695.48 - Step 6: Final answer
x = 8,957,508.57
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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.