Finding the Fourth Proportional to 7,936,408.84, 10,952,199.01 and 4,404,170.09
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Solution
The fourth proportional to 7,936,408.84, 10,952,199.01 and 4,404,170.09 is: 6,077,729.65
Step by Step Solution
- Step 1: Write the proportion equation
7,936,408.84 : 10,952,199.01 = 4,404,170.09 : x - Step 2: Convert to fraction form
7,936,408.84/10,952,199.01 = 4,404,170.09/x - Step 3: Cross multiply
7,936,408.84x = 10,952,199.01 × 4,404,170.09 - Step 4: Simplify right side
7,936,408.84x = 48,235,347,299,569.61 - Step 5: Solve for x
x = 48,235,347,299,569.61/7,936,408.84 - Step 6: Final answer
x = 6,077,729.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.