Finding the Fourth Proportional to 7,103,283.98, 10,651,613.36 and 3,690,653.13
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Solution
The fourth proportional to 7,103,283.98, 10,651,613.36 and 3,690,653.13 is: 5,534,258.56
Step by Step Solution
- Step 1: Write the proportion equation
7,103,283.98 : 10,651,613.36 = 3,690,653.13 : x - Step 2: Convert to fraction form
7,103,283.98/10,651,613.36 = 3,690,653.13/x - Step 3: Cross multiply
7,103,283.98x = 10,651,613.36 × 3,690,653.13 - Step 4: Simplify right side
7,103,283.98x = 39,311,410,168,180.55 - Step 5: Solve for x
x = 39,311,410,168,180.55/7,103,283.98 - Step 6: Final answer
x = 5,534,258.56
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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.