Finding the Fourth Proportional to 7,499,838.99, 10,349,729.60 and 4,237,709.79
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Solution
The fourth proportional to 7,499,838.99, 10,349,729.60 and 4,237,709.79 is: 5,848,012.27
Step by Step Solution
- Step 1: Write the proportion equation
7,499,838.99 : 10,349,729.60 = 4,237,709.79 : x - Step 2: Convert to fraction form
7,499,838.99/10,349,729.60 = 4,237,709.79/x - Step 3: Cross multiply
7,499,838.99x = 10,349,729.60 × 4,237,709.79 - Step 4: Simplify right side
7,499,838.99x = 43,859,150,428,584.23 - Step 5: Solve for x
x = 43,859,150,428,584.23/7,499,838.99 - Step 6: Final answer
x = 5,848,012.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.