Finding the Fourth Proportional to 7,100,613.09, 10,640,436.62 and 3,252,943.80
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Solution
The fourth proportional to 7,100,613.09, 10,640,436.62 and 3,252,943.80 is: 4,874,613.20
Step by Step Solution
- Step 1: Write the proportion equation
7,100,613.09 : 10,640,436.62 = 3,252,943.80 : x - Step 2: Convert to fraction form
7,100,613.09/10,640,436.62 = 3,252,943.80/x - Step 3: Cross multiply
7,100,613.09x = 10,640,436.62 × 3,252,943.80 - Step 4: Simplify right side
7,100,613.09x = 34,612,742,316,057.23 - Step 5: Solve for x
x = 34,612,742,316,057.23/7,100,613.09 - Step 6: Final answer
x = 4,874,613.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.