Finding the Fourth Proportional to 11,666,414.63, 16,097,249.30 and 6,703,897.70
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Solution
The fourth proportional to 11,666,414.63, 16,097,249.30 and 6,703,897.70 is: 9,249,998.05
Step by Step Solution
- Step 1: Write the proportion equation
11,666,414.63 : 16,097,249.30 = 6,703,897.70 : x - Step 2: Convert to fraction form
11,666,414.63/16,097,249.30 = 6,703,897.70/x - Step 3: Cross multiply
11,666,414.63x = 16,097,249.30 × 6,703,897.70 - Step 4: Simplify right side
11,666,414.63x = 107,914,312,565,320.23 - Step 5: Solve for x
x = 107,914,312,565,320.23/11,666,414.63 - Step 6: Final answer
x = 9,249,998.05
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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.