Finding the Fourth Proportional to 5,393,414.22, 7,442,860.95 and 2,946,024.06
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Solution
The fourth proportional to 5,393,414.22, 7,442,860.95 and 2,946,024.06 is: 4,065,485.52
Step by Step Solution
- Step 1: Write the proportion equation
5,393,414.22 : 7,442,860.95 = 2,946,024.06 : x - Step 2: Convert to fraction form
5,393,414.22/7,442,860.95 = 2,946,024.06/x - Step 3: Cross multiply
5,393,414.22x = 7,442,860.95 × 2,946,024.06 - Step 4: Simplify right side
5,393,414.22x = 21,926,847,433,934.46 - Step 5: Solve for x
x = 21,926,847,433,934.46/5,393,414.22 - Step 6: Final answer
x = 4,065,485.52
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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.