Finding the Fourth Proportional to 22,772,876.62, 31,393,883.46 and 16,235,155.90
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Solution
The fourth proportional to 22,772,876.62, 31,393,883.46 and 16,235,155.90 is: 22,381,212.56
Step by Step Solution
- Step 1: Write the proportion equation
22,772,876.62 : 31,393,883.46 = 16,235,155.90 : x - Step 2: Convert to fraction form
22,772,876.62/31,393,883.46 = 16,235,155.90/x - Step 3: Cross multiply
22,772,876.62x = 31,393,883.46 × 16,235,155.90 - Step 4: Simplify right side
22,772,876.62x = 509,684,592,279,531.44 - Step 5: Solve for x
x = 509,684,592,279,531.44/22,772,876.62 - Step 6: Final answer
x = 22,381,212.56
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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.