Finding the Fourth Proportional to 7,842,338.60, 11,764,232.94 and 3,050,391.56
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Solution
The fourth proportional to 7,842,338.60, 11,764,232.94 and 3,050,391.56 is: 4,575,869.35
Step by Step Solution
- Step 1: Write the proportion equation
7,842,338.60 : 11,764,232.94 = 3,050,391.56 : x - Step 2: Convert to fraction form
7,842,338.60/11,764,232.94 = 3,050,391.56/x - Step 3: Cross multiply
7,842,338.60x = 11,764,232.94 × 3,050,391.56 - Step 4: Simplify right side
7,842,338.60x = 35,885,516,870,049.98 - Step 5: Solve for x
x = 35,885,516,870,049.98/7,842,338.60 - Step 6: Final answer
x = 4,575,869.35
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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.