Finding the Fourth Proportional to 21,567,184.38, 32,350,684.41 and 8,784,838.14
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Solution
The fourth proportional to 21,567,184.38, 32,350,684.41 and 8,784,838.14 is: 13,177,219.67
Step by Step Solution
- Step 1: Write the proportion equation
21,567,184.38 : 32,350,684.41 = 8,784,838.14 : x - Step 2: Convert to fraction form
21,567,184.38/32,350,684.41 = 8,784,838.14/x - Step 3: Cross multiply
21,567,184.38x = 32,350,684.41 × 8,784,838.14 - Step 4: Simplify right side
21,567,184.38x = 284,195,526,260,071.44 - Step 5: Solve for x
x = 284,195,526,260,071.44/21,567,184.38 - Step 6: Final answer
x = 13,177,219.67
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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.