Finding the Fourth Proportional to 8,135,523.13, 11,227,345.61 and 4,464,571.07
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Solution
The fourth proportional to 8,135,523.13, 11,227,345.61 and 4,464,571.07 is: 6,161,285.71
Step by Step Solution
- Step 1: Write the proportion equation
8,135,523.13 : 11,227,345.61 = 4,464,571.07 : x - Step 2: Convert to fraction form
8,135,523.13/11,227,345.61 = 4,464,571.07/x - Step 3: Cross multiply
8,135,523.13x = 11,227,345.61 × 4,464,571.07 - Step 4: Simplify right side
8,135,523.13x = 50,125,282,403,297.50 - Step 5: Solve for x
x = 50,125,282,403,297.50/8,135,523.13 - Step 6: Final answer
x = 6,161,285.71
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1.5x scale
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.