Finding the Fourth Proportional to 8,735,268.06, 12,053,680.74 and 5,063,425.92
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Solution
The fourth proportional to 8,735,268.06, 12,053,680.74 and 5,063,425.92 is: 6,986,954.39
Step by Step Solution
- Step 1: Write the proportion equation
8,735,268.06 : 12,053,680.74 = 5,063,425.92 : x - Step 2: Convert to fraction form
8,735,268.06/12,053,680.74 = 5,063,425.92/x - Step 3: Cross multiply
8,735,268.06x = 12,053,680.74 × 5,063,425.92 - Step 4: Simplify right side
8,735,268.06x = 61,032,919,490,320.78 - Step 5: Solve for x
x = 61,032,919,490,320.78/8,735,268.06 - Step 6: Final answer
x = 6,986,954.39
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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.