Finding the Fourth Proportional to 7,601,795.97, 11,403,805.71 and 2,209,745.76
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Solution
The fourth proportional to 7,601,795.97, 11,403,805.71 and 2,209,745.76 is: 3,314,941.81
Step by Step Solution
- Step 1: Write the proportion equation
7,601,795.97 : 11,403,805.71 = 2,209,745.76 : x - Step 2: Convert to fraction form
7,601,795.97/11,403,805.71 = 2,209,745.76/x - Step 3: Cross multiply
7,601,795.97x = 11,403,805.71 × 2,209,745.76 - Step 4: Simplify right side
7,601,795.97x = 25,199,511,315,536.29 - Step 5: Solve for x
x = 25,199,511,315,536.29/7,601,795.97 - Step 6: Final answer
x = 3,314,941.81
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1.5x scale
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.