Finding the Fourth Proportional to 7,083,886.42, 10,634,273.07 and 6,795,137.62
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Solution
The fourth proportional to 7,083,886.42, 10,634,273.07 and 6,795,137.62 is: 10,200,805.70
Step by Step Solution
- Step 1: Write the proportion equation
7,083,886.42 : 10,634,273.07 = 6,795,137.62 : x - Step 2: Convert to fraction form
7,083,886.42/10,634,273.07 = 6,795,137.62/x - Step 3: Cross multiply
7,083,886.42x = 10,634,273.07 × 6,795,137.62 - Step 4: Simplify right side
7,083,886.42x = 72,261,348,999,309.89 - Step 5: Solve for x
x = 72,261,348,999,309.89/7,083,886.42 - Step 6: Final answer
x = 10,200,805.70
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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.