Finding the Fourth Proportional to 8,971,799.49, 13,457,698.02 and 4,953,834.99
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Solution
The fourth proportional to 8,971,799.49, 13,457,698.02 and 4,953,834.99 is: 7,430,751.81
Step by Step Solution
- Step 1: Write the proportion equation
8,971,799.49 : 13,457,698.02 = 4,953,834.99 : x - Step 2: Convert to fraction form
8,971,799.49/13,457,698.02 = 4,953,834.99/x - Step 3: Cross multiply
8,971,799.49x = 13,457,698.02 × 4,953,834.99 - Step 4: Simplify right side
8,971,799.49x = 66,667,215,336,329.72 - Step 5: Solve for x
x = 66,667,215,336,329.72/8,971,799.49 - Step 6: Final answer
x = 7,430,751.81
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1.5x scale
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.