Finding the Fourth Proportional to 5,011,080.29, 6,915,309.47 and 2,719,241.45
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Solution
The fourth proportional to 5,011,080.29, 6,915,309.47 and 2,719,241.45 is: 3,752,563.33
Step by Step Solution
- Step 1: Write the proportion equation
5,011,080.29 : 6,915,309.47 = 2,719,241.45 : x - Step 2: Convert to fraction form
5,011,080.29/6,915,309.47 = 2,719,241.45/x - Step 3: Cross multiply
5,011,080.29x = 6,915,309.47 × 2,719,241.45 - Step 4: Simplify right side
5,011,080.29x = 18,804,396,122,623.09 - Step 5: Solve for x
x = 18,804,396,122,623.09/5,011,080.29 - Step 6: Final answer
x = 3,752,563.33
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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.