Finding the Fourth Proportional to 13,583,310.96, 20,367,955.08 and 3,997,444.80
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Solution
The fourth proportional to 13,583,310.96, 20,367,955.08 and 3,997,444.80 is: 5,994,103.82
Step by Step Solution
- Step 1: Write the proportion equation
13,583,310.96 : 20,367,955.08 = 3,997,444.80 : x - Step 2: Convert to fraction form
13,583,310.96/20,367,955.08 = 3,997,444.80/x - Step 3: Cross multiply
13,583,310.96x = 20,367,955.08 × 3,997,444.80 - Step 4: Simplify right side
13,583,310.96x = 81,419,776,121,179.58 - Step 5: Solve for x
x = 81,419,776,121,179.58/13,583,310.96 - Step 6: Final answer
x = 5,994,103.82
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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.