Finding the Fourth Proportional to 9,333,998.70, 13,985,251.65 and 4,531,346.70
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Solution
The fourth proportional to 9,333,998.70, 13,985,251.65 and 4,531,346.70 is: 6,789,375.70
Step by Step Solution
- Step 1: Write the proportion equation
9,333,998.70 : 13,985,251.65 = 4,531,346.70 : x - Step 2: Convert to fraction form
9,333,998.70/13,985,251.65 = 4,531,346.70/x - Step 3: Cross multiply
9,333,998.70x = 13,985,251.65 × 4,531,346.70 - Step 4: Simplify right side
9,333,998.70x = 63,372,023,912,897.06 - Step 5: Solve for x
x = 63,372,023,912,897.06/9,333,998.70 - Step 6: Final answer
x = 6,789,375.70
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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.