Finding the Fourth Proportional to 30,596,611.41, 45,896,716.13 and 8,735,310.14
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Solution
The fourth proportional to 30,596,611.41, 45,896,716.13 and 8,735,310.14 is: 13,103,478.82
Step by Step Solution
- Step 1: Write the proportion equation
30,596,611.41 : 45,896,716.13 = 8,735,310.14 : x - Step 2: Convert to fraction form
30,596,611.41/45,896,716.13 = 8,735,310.14/x - Step 3: Cross multiply
30,596,611.41x = 45,896,716.13 × 8,735,310.14 - Step 4: Simplify right side
30,596,611.41x = 400,922,049,529,930.44 - Step 5: Solve for x
x = 400,922,049,529,930.44/30,596,611.41 - Step 6: Final answer
x = 13,103,478.82
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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.