Finding the Fourth Proportional to 8,725,726.80, 13,089,246.30 and 2,335,837.68
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Solution
The fourth proportional to 8,725,726.80, 13,089,246.30 and 2,335,837.68 is: 3,503,932.16
Step by Step Solution
- Step 1: Write the proportion equation
8,725,726.80 : 13,089,246.30 = 2,335,837.68 : x - Step 2: Convert to fraction form
8,725,726.80/13,089,246.30 = 2,335,837.68/x - Step 3: Cross multiply
8,725,726.80x = 13,089,246.30 × 2,335,837.68 - Step 4: Simplify right side
8,725,726.80x = 30,574,354,710,340.59 - Step 5: Solve for x
x = 30,574,354,710,340.59/8,725,726.80 - Step 6: Final answer
x = 3,503,932.16
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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.