Finding the Fourth Proportional to 8,398,087.08, 11,589,739.98 and 4,728,264.63
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Solution
The fourth proportional to 8,398,087.08, 11,589,739.98 and 4,728,264.63 is: 6,525,219.02
Step by Step Solution
- Step 1: Write the proportion equation
8,398,087.08 : 11,589,739.98 = 4,728,264.63 : x - Step 2: Convert to fraction form
8,398,087.08/11,589,739.98 = 4,728,264.63/x - Step 3: Cross multiply
8,398,087.08x = 11,589,739.98 × 4,728,264.63 - Step 4: Simplify right side
8,398,087.08x = 54,799,357,536,740.88 - Step 5: Solve for x
x = 54,799,357,536,740.88/8,398,087.08 - Step 6: Final answer
x = 6,525,219.02
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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.