Finding the Fourth Proportional to 12,027,750.07, 16,611,995.52 and 8,153,545.18
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Solution
The fourth proportional to 12,027,750.07, 16,611,995.52 and 8,153,545.18 is: 11,261,179.79
Step by Step Solution
- Step 1: Write the proportion equation
12,027,750.07 : 16,611,995.52 = 8,153,545.18 : x - Step 2: Convert to fraction form
12,027,750.07/16,611,995.52 = 8,153,545.18/x - Step 3: Cross multiply
12,027,750.07x = 16,611,995.52 × 8,153,545.18 - Step 4: Simplify right side
12,027,750.07x = 135,446,655,960,747.61 - Step 5: Solve for x
x = 135,446,655,960,747.61/12,027,750.07 - Step 6: Final answer
x = 11,261,179.79
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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.