Finding the Fourth Proportional to 19,805,350.23, 29,704,838.60 and 5,425,056.14
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Solution
The fourth proportional to 19,805,350.23, 29,704,838.60 and 5,425,056.14 is: 8,136,711.29
Step by Step Solution
- Step 1: Write the proportion equation
19,805,350.23 : 29,704,838.60 = 5,425,056.14 : x - Step 2: Convert to fraction form
19,805,350.23/29,704,838.60 = 5,425,056.14/x - Step 3: Cross multiply
19,805,350.23x = 29,704,838.60 × 5,425,056.14 - Step 4: Simplify right side
19,805,350.23x = 161,150,416,899,677.44 - Step 5: Solve for x
x = 161,150,416,899,677.44/19,805,350.23 - Step 6: Final answer
x = 8,136,711.29
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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.