Finding the Fourth Proportional to 38,508,012.90, 57,761,574.39 and 9,362,016.99
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Solution
The fourth proportional to 38,508,012.90, 57,761,574.39 and 9,362,016.99 is: 14,042,917.31
Step by Step Solution
- Step 1: Write the proportion equation
38,508,012.90 : 57,761,574.39 = 9,362,016.99 : x - Step 2: Convert to fraction form
38,508,012.90/57,761,574.39 = 9,362,016.99/x - Step 3: Cross multiply
38,508,012.90x = 57,761,574.39 × 9,362,016.99 - Step 4: Simplify right side
38,508,012.90x = 540,764,840,808,328.88 - Step 5: Solve for x
x = 540,764,840,808,328.88/38,508,012.90 - Step 6: Final answer
x = 14,042,917.31
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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.