Finding the Fourth Proportional to 8,887,596.41, 12,265,880.56 and 5,020,366.70
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Solution
The fourth proportional to 8,887,596.41, 12,265,880.56 and 5,020,366.70 is: 6,928,669.52
Step by Step Solution
- Step 1: Write the proportion equation
8,887,596.41 : 12,265,880.56 = 5,020,366.70 : x - Step 2: Convert to fraction form
8,887,596.41/12,265,880.56 = 5,020,366.70/x - Step 3: Cross multiply
8,887,596.41x = 12,265,880.56 × 5,020,366.70 - Step 4: Simplify right side
8,887,596.41x = 61,579,218,327,715.12 - Step 5: Solve for x
x = 61,579,218,327,715.12/8,887,596.41 - Step 6: Final answer
x = 6,928,669.52
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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.