Finding the Fourth Proportional to 8,134,853.76, 11,225,723.04 and 4,463,681.04
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Solution
The fourth proportional to 8,134,853.76, 11,225,723.04 and 4,463,681.04 is: 6,159,673.99
Step by Step Solution
- Step 1: Write the proportion equation
8,134,853.76 : 11,225,723.04 = 4,463,681.04 : x - Step 2: Convert to fraction form
8,134,853.76/11,225,723.04 = 4,463,681.04/x - Step 3: Cross multiply
8,134,853.76x = 11,225,723.04 × 4,463,681.04 - Step 4: Simplify right side
8,134,853.76x = 50,108,047,093,939.16 - Step 5: Solve for x
x = 50,108,047,093,939.16/8,134,853.76 - Step 6: Final answer
x = 6,159,673.99
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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.