Finding the Fourth Proportional to 5,433,859.54, 7,495,603.68 and 3,393,126.10
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Solution
The fourth proportional to 5,433,859.54, 7,495,603.68 and 3,393,126.10 is: 4,680,564.21
Step by Step Solution
- Step 1: Write the proportion equation
5,433,859.54 : 7,495,603.68 = 3,393,126.10 : x - Step 2: Convert to fraction form
5,433,859.54/7,495,603.68 = 3,393,126.10/x - Step 3: Cross multiply
5,433,859.54x = 7,495,603.68 × 3,393,126.10 - Step 4: Simplify right side
5,433,859.54x = 25,433,528,481,864.05 - Step 5: Solve for x
x = 25,433,528,481,864.05/5,433,859.54 - Step 6: Final answer
x = 4,680,564.21
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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.