Finding the Fourth Proportional to 8,000,152.36, 11,040,239.54 and 4,329,068.97
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Solution
The fourth proportional to 8,000,152.36, 11,040,239.54 and 4,329,068.97 is: 5,974,131.02
Step by Step Solution
- Step 1: Write the proportion equation
8,000,152.36 : 11,040,239.54 = 4,329,068.97 : x - Step 2: Convert to fraction form
8,000,152.36/11,040,239.54 = 4,329,068.97/x - Step 3: Cross multiply
8,000,152.36x = 11,040,239.54 × 4,329,068.97 - Step 4: Simplify right side
8,000,152.36x = 47,793,958,413,981.07 - Step 5: Solve for x
x = 47,793,958,413,981.07/8,000,152.36 - Step 6: Final answer
x = 5,974,131.02
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1.5x scale
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.