Finding the Fourth Proportional to 11,835,913.66, 17,738,175.35 and 6,078,414.73
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Solution
The fourth proportional to 11,835,913.66, 17,738,175.35 and 6,078,414.73 is: 9,109,561.75
Step by Step Solution
- Step 1: Write the proportion equation
11,835,913.66 : 17,738,175.35 = 6,078,414.73 : x - Step 2: Convert to fraction form
11,835,913.66/17,738,175.35 = 6,078,414.73/x - Step 3: Cross multiply
11,835,913.66x = 17,738,175.35 × 6,078,414.73 - Step 4: Simplify right side
11,835,913.66x = 107,819,986,330,762.92 - Step 5: Solve for x
x = 107,819,986,330,762.92/11,835,913.66 - Step 6: Final answer
x = 9,109,561.75
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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.