Finding the Fourth Proportional to 7,897,269.75, 11,845,906.25 and 2,848,579.71
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Solution
The fourth proportional to 7,897,269.75, 11,845,906.25 and 2,848,579.71 is: 4,272,870.15
Step by Step Solution
- Step 1: Write the proportion equation
7,897,269.75 : 11,845,906.25 = 2,848,579.71 : x - Step 2: Convert to fraction form
7,897,269.75/11,845,906.25 = 2,848,579.71/x - Step 3: Cross multiply
7,897,269.75x = 11,845,906.25 × 2,848,579.71 - Step 4: Simplify right side
7,897,269.75x = 33,744,008,176,069.29 - Step 5: Solve for x
x = 33,744,008,176,069.29/7,897,269.75 - Step 6: Final answer
x = 4,272,870.15
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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.