Finding the Fourth Proportional to 8,759,207.19, 12,087,666.05 and 4,838,964.44
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Solution
The fourth proportional to 8,759,207.19, 12,087,666.05 and 4,838,964.44 is: 6,677,748.89
Step by Step Solution
- Step 1: Write the proportion equation
8,759,207.19 : 12,087,666.05 = 4,838,964.44 : x - Step 2: Convert to fraction form
8,759,207.19/12,087,666.05 = 4,838,964.44/x - Step 3: Cross multiply
8,759,207.19x = 12,087,666.05 × 4,838,964.44 - Step 4: Simplify right side
8,759,207.19x = 58,491,786,093,912.10 - Step 5: Solve for x
x = 58,491,786,093,912.10/8,759,207.19 - Step 6: Final answer
x = 6,677,748.89
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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.