Finding the Fourth Proportional to 11,793,530.25, 17,689,629.99 and 5,226,347.79
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Solution
The fourth proportional to 11,793,530.25, 17,689,629.99 and 5,226,347.79 is: 7,839,226.82
Step by Step Solution
- Step 1: Write the proportion equation
11,793,530.25 : 17,689,629.99 = 5,226,347.79 : x - Step 2: Convert to fraction form
11,793,530.25/17,689,629.99 = 5,226,347.79/x - Step 3: Cross multiply
11,793,530.25x = 17,689,629.99 × 5,226,347.79 - Step 4: Simplify right side
11,793,530.25x = 92,452,158,690,089.14 - Step 5: Solve for x
x = 92,452,158,690,089.14/11,793,530.25 - Step 6: Final answer
x = 7,839,226.82
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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.