Finding the Fourth Proportional to 7,284,534.59, 10,052,672.66 and 4,021,353.81
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Solution
The fourth proportional to 7,284,534.59, 10,052,672.66 and 4,021,353.81 is: 5,549,476.50
Step by Step Solution
- Step 1: Write the proportion equation
7,284,534.59 : 10,052,672.66 = 4,021,353.81 : x - Step 2: Convert to fraction form
7,284,534.59/10,052,672.66 = 4,021,353.81/x - Step 3: Cross multiply
7,284,534.59x = 10,052,672.66 × 4,021,353.81 - Step 4: Simplify right side
7,284,534.59x = 40,425,353,501,973.84 - Step 5: Solve for x
x = 40,425,353,501,973.84/7,284,534.59 - Step 6: Final answer
x = 5,549,476.50
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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.