Finding the Fourth Proportional to 7,797,916.14, 11,702,621.38 and 3,699,250.14
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Solution
The fourth proportional to 7,797,916.14, 11,702,621.38 and 3,699,250.14 is: 5,551,601.61
Step by Step Solution
- Step 1: Write the proportion equation
7,797,916.14 : 11,702,621.38 = 3,699,250.14 : x - Step 2: Convert to fraction form
7,797,916.14/11,702,621.38 = 3,699,250.14/x - Step 3: Cross multiply
7,797,916.14x = 11,702,621.38 × 3,699,250.14 - Step 4: Simplify right side
7,797,916.14x = 43,290,923,778,332 - Step 5: Solve for x
x = 43,290,923,778,332/7,797,916.14 - Step 6: Final answer
x = 5,551,601.61
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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.