Finding the Fourth Proportional to 8,195,277.48, 12,292,945.38 and 2,515,502.28
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Solution
The fourth proportional to 8,195,277.48, 12,292,945.38 and 2,515,502.28 is: 3,773,262.37
Step by Step Solution
- Step 1: Write the proportion equation
8,195,277.48 : 12,292,945.38 = 2,515,502.28 : x - Step 2: Convert to fraction form
8,195,277.48/12,292,945.38 = 2,515,502.28/x - Step 3: Cross multiply
8,195,277.48x = 12,292,945.38 × 2,515,502.28 - Step 4: Simplify right side
8,195,277.48x = 30,922,932,131,305.46 - Step 5: Solve for x
x = 30,922,932,131,305.46/8,195,277.48 - Step 6: Final answer
x = 3,773,262.37
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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.