Finding the Fourth Proportional to 5,307,367.49, 7,950,028.73 and 3,378,741.06
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Solution
The fourth proportional to 5,307,367.49, 7,950,028.73 and 3,378,741.06 is: 5,061,094.52
Step by Step Solution
- Step 1: Write the proportion equation
5,307,367.49 : 7,950,028.73 = 3,378,741.06 : x - Step 2: Convert to fraction form
5,307,367.49/7,950,028.73 = 3,378,741.06/x - Step 3: Cross multiply
5,307,367.49x = 7,950,028.73 × 3,378,741.06 - Step 4: Simplify right side
5,307,367.49x = 26,861,088,481,336.95 - Step 5: Solve for x
x = 26,861,088,481,336.95/5,307,367.49 - Step 6: Final answer
x = 5,061,094.52
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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.