Finding the Fourth Proportional to 5,292,252.57, 7,307,422.35 and 4,066,626.18
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Solution
The fourth proportional to 5,292,252.57, 7,307,422.35 and 4,066,626.18 is: 5,615,105.22
Step by Step Solution
- Step 1: Write the proportion equation
5,292,252.57 : 7,307,422.35 = 4,066,626.18 : x - Step 2: Convert to fraction form
5,292,252.57/7,307,422.35 = 4,066,626.18/x - Step 3: Cross multiply
5,292,252.57x = 7,307,422.35 × 4,066,626.18 - Step 4: Simplify right side
5,292,252.57x = 29,716,555,036,827.12 - Step 5: Solve for x
x = 29,716,555,036,827.12/5,292,252.57 - Step 6: Final answer
x = 5,615,105.22
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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.