Finding the Fourth Proportional to 20,436,573.24, 30,645,958.62 and 5,860,271.64
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Solution
The fourth proportional to 20,436,573.24, 30,645,958.62 and 5,860,271.64 is: 8,787,854.99
Step by Step Solution
- Step 1: Write the proportion equation
20,436,573.24 : 30,645,958.62 = 5,860,271.64 : x - Step 2: Convert to fraction form
20,436,573.24/30,645,958.62 = 5,860,271.64/x - Step 3: Cross multiply
20,436,573.24x = 30,645,958.62 × 5,860,271.64 - Step 4: Simplify right side
20,436,573.24x = 179,593,642,181,399.53 - Step 5: Solve for x
x = 179,593,642,181,399.53/20,436,573.24 - Step 6: Final answer
x = 8,787,854.99
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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.