Finding the Fourth Proportional to 9,968,560.68, 13,756,626.08 and 5,384,882.08
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Solution
The fourth proportional to 9,968,560.68, 13,756,626.08 and 5,384,882.08 is: 7,431,143.94
Step by Step Solution
- Step 1: Write the proportion equation
9,968,560.68 : 13,756,626.08 = 5,384,882.08 : x - Step 2: Convert to fraction form
9,968,560.68/13,756,626.08 = 5,384,882.08/x - Step 3: Cross multiply
9,968,560.68x = 13,756,626.08 × 5,384,882.08 - Step 4: Simplify right side
9,968,560.68x = 74,077,809,259,452.64 - Step 5: Solve for x
x = 74,077,809,259,452.64/9,968,560.68 - Step 6: Final answer
x = 7,431,143.94
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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.