Finding the Fourth Proportional to 9,425,359.99, 13,007,168.76 and 5,239,437.94
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Solution
The fourth proportional to 9,425,359.99, 13,007,168.76 and 5,239,437.94 is: 7,230,519.96
Step by Step Solution
- Step 1: Write the proportion equation
9,425,359.99 : 13,007,168.76 = 5,239,437.94 : x - Step 2: Convert to fraction form
9,425,359.99/13,007,168.76 = 5,239,437.94/x - Step 3: Cross multiply
9,425,359.99x = 13,007,168.76 × 5,239,437.94 - Step 4: Simplify right side
9,425,359.99x = 68,150,253,493,126.76 - Step 5: Solve for x
x = 68,150,253,493,126.76/9,425,359.99 - Step 6: Final answer
x = 7,230,519.96
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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.