Finding the Fourth Proportional to 11,954,437.85, 17,929,732.21 and 3,432,836.09
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Solution
The fourth proportional to 11,954,437.85, 17,929,732.21 and 3,432,836.09 is: 5,148,701.48
Step by Step Solution
- Step 1: Write the proportion equation
11,954,437.85 : 17,929,732.21 = 3,432,836.09 : x - Step 2: Convert to fraction form
11,954,437.85/17,929,732.21 = 3,432,836.09/x - Step 3: Cross multiply
11,954,437.85x = 17,929,732.21 × 3,432,836.09 - Step 4: Simplify right side
11,954,437.85x = 61,549,831,814,523.46 - Step 5: Solve for x
x = 61,549,831,814,523.46/11,954,437.85 - Step 6: Final answer
x = 5,148,701.48
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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.