Finding the Fourth Proportional to 11,805,730.50, 16,292,414.01 and 6,578,745.83
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Solution
The fourth proportional to 11,805,730.50, 16,292,414.01 and 6,578,745.83 is: 9,078,951.17
Step by Step Solution
- Step 1: Write the proportion equation
11,805,730.50 : 16,292,414.01 = 6,578,745.83 : x - Step 2: Convert to fraction form
11,805,730.50/16,292,414.01 = 6,578,745.83/x - Step 3: Cross multiply
11,805,730.50x = 16,292,414.01 × 6,578,745.83 - Step 4: Simplify right side
11,805,730.50x = 107,183,650,728,921.08 - Step 5: Solve for x
x = 107,183,650,728,921.08/11,805,730.50 - Step 6: Final answer
x = 9,078,951.17
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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.