Finding the Fourth Proportional to 16,368,840.80, 24,553,261.20 and 5,582,556.80
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Solution
The fourth proportional to 16,368,840.80, 24,553,261.20 and 5,582,556.80 is: 8,373,835.20
Step by Step Solution
- Step 1: Write the proportion equation
16,368,840.80 : 24,553,261.20 = 5,582,556.80 : x - Step 2: Convert to fraction form
16,368,840.80/24,553,261.20 = 5,582,556.80/x - Step 3: Cross multiply
16,368,840.80x = 24,553,261.20 × 5,582,556.80 - Step 4: Simplify right side
16,368,840.80x = 137,069,975,274,236.16 - Step 5: Solve for x
x = 137,069,975,274,236.16/16,368,840.80 - Step 6: Final answer
x = 8,373,835.20
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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.