Finding the Fourth Proportional to 36,206,338.13, 54,343,639.73 and 13,199,509.56
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Solution
The fourth proportional to 36,206,338.13, 54,343,639.73 and 13,199,509.56 is: 19,811,707.82
Step by Step Solution
- Step 1: Write the proportion equation
36,206,338.13 : 54,343,639.73 = 13,199,509.56 : x - Step 2: Convert to fraction form
36,206,338.13/54,343,639.73 = 13,199,509.56/x - Step 3: Cross multiply
36,206,338.13x = 54,343,639.73 × 13,199,509.56 - Step 4: Simplify right side
36,206,338.13x = 717,309,392,072,435.38 - Step 5: Solve for x
x = 717,309,392,072,435.38/36,206,338.13 - Step 6: Final answer
x = 19,811,707.82
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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.