Finding the Fourth Proportional to 7,522,866.72, 10,381,407.80 and 4,425,724.80
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Solution
The fourth proportional to 7,522,866.72, 10,381,407.80 and 4,425,724.80 is: 6,107,412.99
Step by Step Solution
- Step 1: Write the proportion equation
7,522,866.72 : 10,381,407.80 = 4,425,724.80 : x - Step 2: Convert to fraction form
7,522,866.72/10,381,407.80 = 4,425,724.80/x - Step 3: Cross multiply
7,522,866.72x = 10,381,407.80 × 4,425,724.80 - Step 4: Simplify right side
7,522,866.72x = 45,945,253,937,244.81 - Step 5: Solve for x
x = 45,945,253,937,244.81/7,522,866.72 - Step 6: Final answer
x = 6,107,412.99
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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.