Finding the Fourth Proportional to 39,161,449.35, 58,735,658.63 and 11,861,251.36
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Solution
The fourth proportional to 39,161,449.35, 58,735,658.63 and 11,861,251.36 is: 17,789,903.65
Step by Step Solution
- Step 1: Write the proportion equation
39,161,449.35 : 58,735,658.63 = 11,861,251.36 : x - Step 2: Convert to fraction form
39,161,449.35/58,735,658.63 = 11,861,251.36/x - Step 3: Cross multiply
39,161,449.35x = 58,735,658.63 × 11,861,251.36 - Step 4: Simplify right side
39,161,449.35x = 696,678,410,805,583.25 - Step 5: Solve for x
x = 696,678,410,805,583.25/39,161,449.35 - Step 6: Final answer
x = 17,789,903.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.