Finding the Fourth Proportional to 5,354,997.93, 7,389,689.95 and 2,907,553.00
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Solution
The fourth proportional to 5,354,997.93, 7,389,689.95 and 2,907,553.00 is: 4,012,310.64
Step by Step Solution
- Step 1: Write the proportion equation
5,354,997.93 : 7,389,689.95 = 2,907,553.00 : x - Step 2: Convert to fraction form
5,354,997.93/7,389,689.95 = 2,907,553.00/x - Step 3: Cross multiply
5,354,997.93x = 7,389,689.95 × 2,907,553.00 - Step 4: Simplify right side
5,354,997.93x = 21,485,915,170,710.05 - Step 5: Solve for x
x = 21,485,915,170,710.05/5,354,997.93 - Step 6: Final answer
x = 4,012,310.64
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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.