Finding the Fourth Proportional to 7,397,239.19, 10,208,505.36 and 4,134,053.84
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Solution
The fourth proportional to 7,397,239.19, 10,208,505.36 and 4,134,053.84 is: 5,705,170.49
Step by Step Solution
- Step 1: Write the proportion equation
7,397,239.19 : 10,208,505.36 = 4,134,053.84 : x - Step 2: Convert to fraction form
7,397,239.19/10,208,505.36 = 4,134,053.84/x - Step 3: Cross multiply
7,397,239.19x = 10,208,505.36 × 4,134,053.84 - Step 4: Simplify right side
7,397,239.19x = 42,202,510,733,126.05 - Step 5: Solve for x
x = 42,202,510,733,126.05/7,397,239.19 - Step 6: Final answer
x = 5,705,170.49
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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.