Finding the Fourth Proportional to 25,574,382.44, 38,385,826.25 and 15,829,518.07
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Solution
The fourth proportional to 25,574,382.44, 38,385,826.25 and 15,829,518.07 is: 23,759,288.48
Step by Step Solution
- Step 1: Write the proportion equation
25,574,382.44 : 38,385,826.25 = 15,829,518.07 : x - Step 2: Convert to fraction form
25,574,382.44/38,385,826.25 = 15,829,518.07/x - Step 3: Cross multiply
25,574,382.44x = 38,385,826.25 × 15,829,518.07 - Step 4: Simplify right side
25,574,382.44x = 607,629,130,081,143.12 - Step 5: Solve for x
x = 607,629,130,081,143.12/25,574,382.44 - Step 6: Final answer
x = 23,759,288.48
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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.