Finding the Fourth Proportional to 13,637,173.42, 20,455,261.86 and 4,052,302.84
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Solution
The fourth proportional to 13,637,173.42, 20,455,261.86 and 4,052,302.84 is: 6,078,306.20
Step by Step Solution
- Step 1: Write the proportion equation
13,637,173.42 : 20,455,261.86 = 4,052,302.84 : x - Step 2: Convert to fraction form
13,637,173.42/20,455,261.86 = 4,052,302.84/x - Step 3: Cross multiply
13,637,173.42x = 20,455,261.86 × 4,052,302.84 - Step 4: Simplify right side
13,637,173.42x = 82,890,915,728,221.67 - Step 5: Solve for x
x = 82,890,915,728,221.67/13,637,173.42 - Step 6: Final answer
x = 6,078,306.20
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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.