Finding the Fourth Proportional to 16,257,783.77, 24,386,675.49 and 5,474,181.57
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Solution
The fourth proportional to 16,257,783.77, 24,386,675.49 and 5,474,181.57 is: 8,211,272.30
Step by Step Solution
- Step 1: Write the proportion equation
16,257,783.77 : 24,386,675.49 = 5,474,181.57 : x - Step 2: Convert to fraction form
16,257,783.77/24,386,675.49 = 5,474,181.57/x - Step 3: Cross multiply
16,257,783.77x = 24,386,675.49 × 5,474,181.57 - Step 4: Simplify right side
16,257,783.77x = 133,497,089,520,928.72 - Step 5: Solve for x
x = 133,497,089,520,928.72/16,257,783.77 - Step 6: Final answer
x = 8,211,272.30
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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.