Finding the Fourth Proportional to 6,264,959.40, 9,391,218.30 and 2,893,285.80
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Solution
The fourth proportional to 6,264,959.40, 9,391,218.30 and 2,893,285.80 is: 4,337,055.81
Step by Step Solution
- Step 1: Write the proportion equation
6,264,959.40 : 9,391,218.30 = 2,893,285.80 : x - Step 2: Convert to fraction form
6,264,959.40/9,391,218.30 = 2,893,285.80/x - Step 3: Cross multiply
6,264,959.40x = 9,391,218.30 × 2,893,285.80 - Step 4: Simplify right side
6,264,959.40x = 27,171,478,552,090.14 - Step 5: Solve for x
x = 27,171,478,552,090.14/6,264,959.40 - Step 6: Final answer
x = 4,337,055.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.