Finding the Fourth Proportional to 7,123,292.24, 10,659,397.26 and 6,167,036.84
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Solution
The fourth proportional to 7,123,292.24, 10,659,397.26 and 6,167,036.84 is: 9,228,442.89
Step by Step Solution
- Step 1: Write the proportion equation
7,123,292.24 : 10,659,397.26 = 6,167,036.84 : x - Step 2: Convert to fraction form
7,123,292.24/10,659,397.26 = 6,167,036.84/x - Step 3: Cross multiply
7,123,292.24x = 10,659,397.26 × 6,167,036.84 - Step 4: Simplify right side
7,123,292.24x = 65,736,895,594,615.05 - Step 5: Solve for x
x = 65,736,895,594,615.05/7,123,292.24 - Step 6: Final answer
x = 9,228,442.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.