Finding the Fourth Proportional to 16,128,907.35, 24,193,361.03 and 10,418,212.95
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Solution
The fourth proportional to 16,128,907.35, 24,193,361.03 and 10,418,212.95 is: 15,627,319.43
Step by Step Solution
- Step 1: Write the proportion equation
16,128,907.35 : 24,193,361.03 = 10,418,212.95 : x - Step 2: Convert to fraction form
16,128,907.35/24,193,361.03 = 10,418,212.95/x - Step 3: Cross multiply
16,128,907.35x = 24,193,361.03 × 10,418,212.95 - Step 4: Simplify right side
16,128,907.35x = 252,051,587,134,680.25 - Step 5: Solve for x
x = 252,051,587,134,680.25/16,128,907.35 - Step 6: Final answer
x = 15,627,319.43
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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.