Finding the Fourth Proportional to 7,397,237.68, 10,208,503.26 and 4,134,052.32
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Solution
The fourth proportional to 7,397,237.68, 10,208,503.26 and 4,134,052.32 is: 5,705,168.39
Step by Step Solution
- Step 1: Write the proportion equation
7,397,237.68 : 10,208,503.26 = 4,134,052.32 : x - Step 2: Convert to fraction form
7,397,237.68/10,208,503.26 = 4,134,052.32/x - Step 3: Cross multiply
7,397,237.68x = 10,208,503.26 × 4,134,052.32 - Step 4: Simplify right side
7,397,237.68x = 42,202,486,585,730.56 - Step 5: Solve for x
x = 42,202,486,585,730.56/7,397,237.68 - Step 6: Final answer
x = 5,705,168.39
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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.