Finding the Fourth Proportional to 6,149,968.36, 8,487,037.71 and 3,396,647.44
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Solution
The fourth proportional to 6,149,968.36, 8,487,037.71 and 3,396,647.44 is: 4,687,418.41
Step by Step Solution
- Step 1: Write the proportion equation
6,149,968.36 : 8,487,037.71 = 3,396,647.44 : x - Step 2: Convert to fraction form
6,149,968.36/8,487,037.71 = 3,396,647.44/x - Step 3: Cross multiply
6,149,968.36x = 8,487,037.71 × 3,396,647.44 - Step 4: Simplify right side
6,149,968.36x = 28,827,474,910,854.96 - Step 5: Solve for x
x = 28,827,474,910,854.96/6,149,968.36 - Step 6: Final answer
x = 4,687,418.41
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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.