Finding the Fourth Proportional to 10,201,729.37, 15,299,751.65 and 3,378,836.82
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Solution
The fourth proportional to 10,201,729.37, 15,299,751.65 and 3,378,836.82 is: 5,067,313.82
Step by Step Solution
- Step 1: Write the proportion equation
10,201,729.37 : 15,299,751.65 = 3,378,836.82 : x - Step 2: Convert to fraction form
10,201,729.37/15,299,751.65 = 3,378,836.82/x - Step 3: Cross multiply
10,201,729.37x = 15,299,751.65 × 3,378,836.82 - Step 4: Simplify right side
10,201,729.37x = 51,695,364,194,981.56 - Step 5: Solve for x
x = 51,695,364,194,981.56/10,201,729.37 - Step 6: Final answer
x = 5,067,313.82
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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.