Finding the Fourth Proportional to 11,793,531.25, 17,689,631.49 and 5,226,348.79
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Solution
The fourth proportional to 11,793,531.25, 17,689,631.49 and 5,226,348.79 is: 7,839,228.32
Step by Step Solution
- Step 1: Write the proportion equation
11,793,531.25 : 17,689,631.49 = 5,226,348.79 : x - Step 2: Convert to fraction form
11,793,531.25/17,689,631.49 = 5,226,348.79/x - Step 3: Cross multiply
11,793,531.25x = 17,689,631.49 × 5,226,348.79 - Step 4: Simplify right side
11,793,531.25x = 92,452,184,133,307.39 - Step 5: Solve for x
x = 92,452,184,133,307.39/11,793,531.25 - Step 6: Final answer
x = 7,839,228.32
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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.