Finding the Fourth Proportional to 8,000,437.99, 11,040,633.51 and 4,329,354.19
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Solution
The fourth proportional to 8,000,437.99, 11,040,633.51 and 4,329,354.19 is: 5,974,524.52
Step by Step Solution
- Step 1: Write the proportion equation
8,000,437.99 : 11,040,633.51 = 4,329,354.19 : x - Step 2: Convert to fraction form
8,000,437.99/11,040,633.51 = 4,329,354.19/x - Step 3: Cross multiply
8,000,437.99x = 11,040,633.51 × 4,329,354.19 - Step 4: Simplify right side
8,000,437.99x = 47,798,812,946,772.91 - Step 5: Solve for x
x = 47,798,812,946,772.91/8,000,437.99 - Step 6: Final answer
x = 5,974,524.52
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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.