Finding the Fourth Proportional to 47,417,543.74, 71,136,468.06 and 14,183,367.97
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Solution
The fourth proportional to 47,417,543.74, 71,136,468.06 and 14,183,367.97 is: 21,278,088.72
Step by Step Solution
- Step 1: Write the proportion equation
47,417,543.74 : 71,136,468.06 = 14,183,367.97 : x - Step 2: Convert to fraction form
47,417,543.74/71,136,468.06 = 14,183,367.97/x - Step 3: Cross multiply
47,417,543.74x = 71,136,468.06 × 14,183,367.97 - Step 4: Simplify right side
47,417,543.74x = 1,008,954,702,683,544.50 - Step 5: Solve for x
x = 1,008,954,702,683,544.50/47,417,543.74 - Step 6: Final answer
x = 21,278,088.72
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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.