Finding the Fourth Proportional to 29,421,393.40, 40,601,400.42 and 16,369,902.28
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Solution
The fourth proportional to 29,421,393.40, 40,601,400.42 and 16,369,902.28 is: 22,590,397.00
Step by Step Solution
- Step 1: Write the proportion equation
29,421,393.40 : 40,601,400.42 = 16,369,902.28 : x - Step 2: Convert to fraction form
29,421,393.40/40,601,400.42 = 16,369,902.28/x - Step 3: Cross multiply
29,421,393.40x = 40,601,400.42 × 16,369,902.28 - Step 4: Simplify right side
29,421,393.40x = 664,640,957,306,551 - Step 5: Solve for x
x = 664,640,957,306,551/29,421,393.40 - Step 6: Final answer
x = 22,590,397.00
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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.