Finding the Fourth Proportional to 5,209,296.07, 7,187,529.99 and 3,004,832.88
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Solution
The fourth proportional to 5,209,296.07, 7,187,529.99 and 3,004,832.88 is: 4,145,920.32
Step by Step Solution
- Step 1: Write the proportion equation
5,209,296.07 : 7,187,529.99 = 3,004,832.88 : x - Step 2: Convert to fraction form
5,209,296.07/7,187,529.99 = 3,004,832.88/x - Step 3: Cross multiply
5,209,296.07x = 7,187,529.99 × 3,004,832.88 - Step 4: Simplify right side
5,209,296.07x = 21,597,326,439,938.07 - Step 5: Solve for x
x = 21,597,326,439,938.07/5,209,296.07 - Step 6: Final answer
x = 4,145,920.32
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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.